(1) currents of warm air (2) I kicked the ball high in/into the air . (3) Spicy smells wafted through the air .
air [eə(r)] 📢 UK📢 US
vt. 像，类似
n. 贮藏；贮存品；商店
n. 空气；空中；航空
n. 帐户；帐目；描述
(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 [əˈprəupriit] 📢 UK📢 US
n. 疾病，病害；恶习
adj. 适当的，恰当的
n. 密集，稠密；密度
adj. 创造性的，创作的；有创造力的
(1) a business suit (2) a pinstripe suit (3) a two-/three-piece suit (= of two/three pieces of clothing)
suit [sju:t] 📢 UK📢 US
vt. 适合；与…相配
n. 蝴蝶
adj. 有病的；恶心的
n. 发热，发烧；极度兴奋
(1) I'm always emailing her, but nine times out of ten she doesn't reply. (2) I work nine to five. (3) a nine-to-five job
nine [naɪn] 📢 UK📢 US
num. 九，九个
vi. 成熟
n. 一餐，一顿饭
n. 鹰，隼
(1) He gripped his brother's arm lest he be trampled by the mob. (2) She was afraid lest she had revealed too much. (3) I was afraid to open the door lest he should follow me...
lest [lest] 📢 UK📢 US
conj. 惟恐，以免
adj. 困难的；难相处的
adj. 偶然的；临时的
n. 哲学家
(1) economic factors (2) The closure of the mine was the single most important factor in the town's decline. (3) the key/crucial/deciding factor
factor [ˈfæktə] 📢 UK📢 US
vt. 堆叠，累积
adv. 悲痛地，悲哀地
n. 因素；因子；系数；倍数
n. 江，河，水道
(1) What sort of person would do a thing like that? (2) He's a fascinating person. (3) What is she like as a person?
person [ˈpɜːsn] 📢 UK📢 US
adj. 原子核的；核能的
adj. 多余的
n. 人；个人
n. 买东西，购物
(1) He makes unpredictable, arbitrary decisions. (2) the arbitrary powers of officials (3) The leaders of the groups were chosen arbitrarily.
arbitrary [ˈɑ:bitrəri] 📢 UK📢 US
n. 消息，信息；资料
adj. 武断的；任意的；任性的；主观的
n. 旋转；变向；转弯处
adj. 狡猾的，狡诈的
(1) a revolutionary leader (2) revolutionary uprisings (3) a revolutionary idea
revolutionary [ˌrevəˈlu:ʃənəri] 📢 UK📢 US
n. 胡萝卜
n. 革命者，革命家
vt. 使暴露；揭露
vt. 提及，说起
(1) in the late afternoon (2) in late summer (3) She married in her late twenties (= when she was 28 or 29) .
late [leit] 📢 UK📢 US
adv. 任何，丝毫
adj. 凶猛的；狂热的，激烈的；强烈的
adv. 迟，晚；临近末了
adj. 在海外的，在国外的
(1) The hotel offers a wide range of facilities. (2) There is a full range of activities for children. (3) Most of the students are in the 17-20 age range.
range [reindʒ] 📢 UK📢 US
adj. 古代的，古老的
adj. 注意的；体贴的
vt. 分发，分送；分销
n. 范围；类别
(1) We got up at sunrise . (2) the pinks and yellows of the sunrise (3) The rain began before sunrise.
sunrise [ˈsʌnraiz] 📢 UK📢 US
n. 宇宙，世界
n. 日出（时分）
n. 真理；真实；真实性
n. 大熊猫；熊猫
(1) The government has declared a state of emergency following the earthquake. (2) This door should only be used in an emergency . (3) the emergency exit (= to be used in an emergency)
emergency [iˈmə:dʒənsi] 📢 UK📢 US
vt. 刻，雕刻；切下；刻写
n. 华氏温度计
n. 黑人
n. 紧急情况，突然事件
(1) [不可数名词]There is a dangerous circularity about this argument. (2) a circular building (3) a circular tour of the city
circular [ˈsə:kjulə] 📢 UK📢 US
n. 澳大利亚
vt. 使悲痛，使难过
n. 围巾，头巾；桌巾
adj. 圆的；环行的
(1) The couple was/were married in 1976. (2) Do you need any more glasses? I've got a couple I can lend you. (3) (North Amercian English)It's only a couple blocks away.
couple [ˈkʌpl] 📢 UK📢 US
vt. 赞成；赞许；批准
adj. 基本的；基础的；根本的
n. 下午，午后
n. 夫妇；一对；几个
(1) Are the following statements true or false? (2) Your statement is misleading. (3) Is that a statement or a question?
statement [ ˈsteitmənt] 📢 UK📢 US
n. 陈述，声明
vt. 发起；赞助
n. 节目单；程序
vi. 懂得
(1) From his position on the cliff top, he had a good view of the harbour. (2) Where would be the best position for the lights? (3) Is everybody in position ?
position [pəˈziʃən] 📢 UK📢 US
n. 夜，夜间
adj. 惊人的；极好的
n. 占领，征服；占领地
n. 位置；职位；姿势
(1) a long-distance/cross-country/marathon , etc. runner (2) a list of runners (= horses in a race) and riders (3) a drug runner
runner [ˈrʌnə] 📢 UK📢 US
adv. 通常
vt.&vi. 口授；命令；决定，支配
n. 生涯，职业；工作岁月
n. 赛跑的人
(1) The fewer things in the room the better. (2) The Irish love a party, the bigger the better... (3) If you've got bags you're better off taking a taxi...
better [ˈbetə] 📢 UK📢 US
n. 私立中学；专科院校；研究院
adv. 更，更大程度上
vt.&vi. 上岸；跌落；着陆
adj. 坦白的，直率的
(1) She has said nothing regarding your request. (2) Call me if you have any problems regarding your work. (3) He refused to divulge any information regarding the man's whereabouts.
regarding [riˈɡɑ:diŋ] 📢 UK📢 US
n. 正午，中午
n. 薄暮，黄昏；暮色
prep. 关于；就…而言
n. 脸颊，脸蛋；厚脸皮
(1) a research laboratory (2) laboratory experiments/tests (3) Our laboratory is also well equipped with scientific apparatus, physical and chemical.
laboratory [ləˈbɔrətəri] 📢 UK📢 US
n. 实验室，研究室，实验课
adj. 惭愧的；羞耻的
n. 运河，沟渠；（人体内输送食物）管，道
n. 楼梯平台；登陆，着陆
(1) stale cigarette smoke (2) stale sweat (3) stale jokes
stale [steil] 📢 UK📢 US
n. 彩虹
vt.&vi. 背诵，朗诵；叙述，列举
adj. 陈腐的；变味的
n. 划分；分配；除法
(1) a tidy desk (2) She keeps her flat very tidy . (3) I like everything to be neat and tidy .
tidy [ˈtaidi] 📢 UK📢 US
adv. 后来，以后
n. 保证；担保物；保修单
adj. 整洁的；整齐的
n. 报纸，报；报管，报社
(1) a test of both oral and written French (2) oral evidence (3) He was interested in oral history (= history that is collected from interviews with people who have personal knowledge of past events).
oral [ˈɔrəl] 📢 UK📢 US
vt. 缚上，系上；附加
n. 博物馆；展览馆
n. 忧虑，悲伤；危难
adj. 口头的；口述的
(1) Many diets fail because they are boring. (2) a failing school (3) She failed to get into art college.
fail [feil] 📢 UK📢 US
adj. 欢乐的，愉快的
vi. 失败；没有做；出故障；倒闭
vi. 发红；把…冲下；冲洗
n. 察觉，发觉；侦察；发现
(1) a test that checks the level of alcohol in the blood (2) a relatively low/high level of crime (3) low/high pollution levels
level [ˈlevl] 📢 UK📢 US
adj. 水平的
n. 颏，下巴
n. 资源，物力；办法
vt. 心怀，怀藏，怀有；庇护
(1) to perform/carry out/complete/undertake a task (2) a daunting/an impossible/a formidable/an unenviable, etc. task (3) a thankless task (= an unpleasant one that nobody wants to do and nobody thanks you for doing)
task [tɑ:sk] 📢 UK📢 US
n. 渔民，渔夫，打鱼人
n. 正餐，主餐；宴会
n. 任务，工作，作业
adv. 完全；相当；的确
(1) The honeymoon period for the government is now over. (2) They're on their honeymoon . (3) We went to Venice for our honeymoon.
honeymoon [ˈhʌni:ˌmu:n] 📢 UK📢 US
n. 蜜月
n. 海港，港市
n. 细绳，粗线；电源线；灯芯绒裤子
n. 屋顶，车顶；顶部
(1) The books were all covered with dust. (2) There wasn't a speck of dust anywhere in the room. (3) That guitar's been sitting gathering dust (= not being used) for years now.