(1) natural selection ensures only the fittest survive to pass their genes on to the next generation. (2) As we know, this theoretical proposal emphasizes the dimensions of species, aptitude and natural selection. (3) It affords, says Morgan, " a good'illustration of the operation of the principle of natural selection. "
(1) be aware of an own existence is the biggest happiness. (2) You must have studied the market and be aware of the present soaring market. (3) Each interruption wakes you for a moment, but you may not be aware of it.
be aware of [bi: əˈwɛə ɔv] 📢 UK📢 US
adj.受尊敬的，有声望的；<古>魔术的，欺骗的；
adj.可量度的；可测量的，可预见的；重大的；
v.知道； 意识到；
n.少数；少数民族；未成年；
(1) You are free to leave the house at will. (2) The serf - owners had the right to beat , abuse or even kill the serfs at will. (3) The dark days when imperialism could carve up the world at will are gone for ever.
at will [æt wil] 📢 UK📢 US
在鼎盛时期；
任意，随意；信；
在…（如某行业）中获得成功；
adj.最适宜的； n.最佳效果；最适宜条件；[生物学] 最适度；
(1) Few businesses are flourishing in the present economic climate. (2) These plants flourish in a damp climate. (3) (especially British English)I'm glad to hear you're all flourishing.
(1) There were several simultaneous attacks by the rebels. (2) simultaneous translation/interpreting (3) The game will be broadcast simultaneously on TV and radio.
(1) Newton's laws of motion (2) The swaying motion of the ship was making me feel seasick. (3) (formal)Do not alight while the train is still in motion (= moving) .
(1) Is it customary to tip hairdressers in this country? (2) She arranged everything with her customary efficiency. (3) It is customary to offer a drink or a snack to guests...
(1) a stuffy room (2) It gets very hot and stuffy in here in summer. (3) a stuffy, formal family
stuffy [ˈstʌfi] 📢 UK📢 US
adj.闷热的，不通气的；古板的，保守的；枯燥无味的；一本正经的；
vt.取得（权力）；承担，担任；假设，假定；呈现；
（把…）与…相比；比得上， 可与…相比；比较；
归因于…，产生于…；起源；
(1) scatter the grass seed over the lawn. (2) scatter the lawn with grass seed. (3) They scattered his ashes at sea.
scatter [ˈskætə(r)] 📢 UK📢 US
n.预言者，预兆； vt.预告；充做…的前驱；
vt.（使）散开，（使）分散，驱散； vi.撒开；分散； n.撒布，散播；
adj.无比的，无双的，空前的；空前的；盖世；
adj.闷热的，不通气的；古板的，保守的；枯燥无味的；一本正经的；
(1) So you wouldn't consider this to be a normal rescue procedure. (2) Berths on steamships can be booked a long while in advance. (3) All bookings will be made 3 days in advance.
(1) He was looking forward to working with the new Prime Minister. (2) Motor traders are looking forward to a further increase in vehicle sales. (3) Take a frequent backward look at yesterday, you will value today and look forward to tomorrow.
look forward to [luk ˈfɔ:wəd tu:] 📢 UK📢 US
期望，盼望；瞩望；属望；企；
adj.可理解的，明白易懂的，清楚的；
多于， 超出；
vt.打扰，妨碍；使骚动；使不安，使烦恼；妨碍睡眠（休息等）；
(1) He spoke fluently and without unnecessary hesitations. (2) I have no hesitation in recommending her for the job. (3) [不可数名词, 可数名词]She agreed without the slightest hesitation .
(1) Older people comprise a large proportion of those living in poverty. (2) The committee is comprised of representatives from both the public and private sectors. (3) The collection comprises 327 paintings.
(1) One can overdress as well as appear sloppy. (2) Avoid the tendency to overdress. You will reduce unnecessary sweating which contributes to heat loss.
overdress [ˈəuvəˈdres] 📢 UK📢 US
vt.追上，赶上；压倒；（不愉快的事）突然降临；
v.（使）穿得太讲究； n.外衣；
和…联系在一起；与…有关；
adj.行动缓慢的； 缓缓移动的；晚的； 迟的；
(1) He was accused of appropriating club funds. (2) Some of the opposition party's policies have been appropriated by the government. (3) Five million dollars has been appropriated for research into the disease.
appropriate [əˈprəʊpriət] 📢 UK📢 US
adv.本能地；
n.水肺，便携式水下呼吸器；
n.中指；中拇指；
adj.适当的；恰当的；合适的； vt.占用，拨出；
(1) The idea evolved from a drawing I discovered in the attic. (2) The company has evolved into a major chemical manufacturer. (3) Each school must evolve its own way of working.
evolve [iˈvɔlv] 📢 UK📢 US
vt.& vi.（使）自动化；使自动操作；
vt.使发展；使进化；设计，制订出；发出，散发； vi.发展；[生]通过进化进程发展或发生；
adj.无所不在的；普遍存在的；
依赖；相信；信赖；随…而定；
(1) frequently held misconceptions about the disease (2) a popular misconception (= one that a lot of people have) (3) Let me deal with some common misconceptions .
misconception [ˌmɪskənˈsepʃn] 📢 UK📢 US
只要；
n.误解；错觉；错误想法；
n.专业，专长；特点，特别事项；特性，特质；<律>盖印的契约； adj.特色的；专门的；独立的；
n.威胁；恐吓； vt.&vi.威胁；恐吓；
(1) The brown rat has prominent ears and a long scaly tail. (2) If your skin becomes red, sore or very scaly, consult your doctor. (3) The Drake is a huge and scaly beast, able to breathe bolts of frost.
(1) Thus, the keeper will regularly pulverize the peat to maintain a tropical atmosphere in the terrarium. (2) These under tank heaters permanently adhere to your terrarium, forming a solid bond for optimum transfer.
terrarium [teˈreəriəm] 📢 UK📢 US
adj.协调的；协定的；协商好的；[乐]合拍调的；
大惊小怪；大做文章；
n.重磅炸弹，了不起的人或事；大片；风靡一时的事物；
n.陆地动物饲养所，玻璃容器；
(1) His muscles bunched under his shirt. (2) Her skirt had bunched up round her waist. (3) His forehead was bunched in a frown.
(1) The countryside was dotted with small villages. (2) Small villages dot the countryside. (3) There are lots of Italian restaurants dotted around London.
dot [dɔt] 📢 UK📢 US
n.点，小圆点； vt.打点于；散布于；点缀；以小圆点标出；
n.多样化，（人在种族、民族、宗教等方面的）多样性；差异；分歧；
vt.使受欢迎；普及；使通俗化；使流行；
知道；意识；察觉；
(1) He was diagnosed as severely dyslexic but extraordinarily bright. (2) I had a terrible head and was extraordinarily drunk. (3) Apart from the hair, he looked extraordinarily unchanged.
extraordinarily [ɪksˈtrɔ:dnrɪlɪ] 📢 UK📢 US
vt.禁止，下令禁止；剥夺权利；[古]诅咒； n.禁止，禁令；谴责；诅咒，诅骂；革出教门；
adv.很，十分，特别，极其；离奇地；出奇；倍加；
vt.预防；阻碍；阻止；[宗教]引领； vi.阻挠，阻止；
n.添加剂；添加物；[数]加法； adj.附加的；[化]加成的，加和的；[数]加法的；
(1) The male bird is easily distinguishable from the female. (2) The coast was barely distinguishable in the mist. (3) She has already distinguished herself as an athlete.
(1) He volleyed the ball spectacularly into the far corner of the net. (2) My turnover increased spectacularly. (3) Many of her movies had been spectacularly successful.
(1) the monkey's prehensile tail (2) Poets are those strangely prehensile men. (3) They have prehensile lips for feeding on leaves and saplings.
prehensile [prɪˈhensaɪl] 📢 UK📢 US
n.死亡证明书；
adj.适于抓住的；
adj.方便的；手边的，附近的；便于使用的；手巧的；
vt.通知；使活跃，使充满；预示； vi.通知；告发；
(1) Venerable oaks forms a sylvan archway. (2) Claire sylvan is the executive director of the group. (3) Sharing their expertise, they provide unequaled personal service to sylvan customers.
sylvan [ˈsɪlvən] 📢 UK📢 US
v.唱轻快的调子，轻快地动； n.轻快活泼的调子，轻快的动作；
adj.（衣服）紧身的，贴身的；
至多， 充其量；顶多；
adj.森林的，林木的；乡村的；
(1) He looked thoughtful. (2) They sat in thoughtful silence. (3) It was very thoughtful of you to send the flowers.
(1) It is turret to convey information up and down floor for ventilation and lighting. (2) It has used the turret of BMP 3 , but its chassis is designed by China. (3) Based on them , the position of the turret effect on the FPSO hydrodynamic performance is analyzed.
(1) They all babbled simultaneously. (2) The two guns fired almost simultaneously. (3) The radar beam can track a number of targets almost simultaneously.
simultaneously [saɪməlˈteɪnɪəslɪ] 📢 UK📢 US
adj.灭绝的；绝种的；消逝的；破灭的；
adv.同时地；一壁；齐；一齐；
vi.（靠很少的钱或食物）维持生活，生存下去；
vt.改变；改观；变换； vi.改变； n.[数]变换式；
(1) quaint old customs (2) a quaint seaside village (3) ...a small, quaint town with narrow streets and traditional half-timbered houses...
quaint [kweɪnt] 📢 UK📢 US
vt.尊敬，敬重；认为，以为；考虑；估价； n.尊敬，尊重；意见，看法；评价；名声；
vt.& vi.毁坏；劫掠； n.破坏；蹂躏；
下（车、马等）；离开；发出；（使）入睡；
adj.古色古香的；少见的，古怪的；离奇有趣的，；做得精巧的；
(1) They drilled through several layers of rock to reach the oil. (2) a cave with striking rock formations (= shapes made naturally from rock) (3) The tunnel was blasted out of solid rock.