精确
词首
词尾
模糊
查单词
背单词
hydrogen bond
[ˈhaidrədʒən bɔnd]
na. 【化】氢键 [网络] 氢键结合;氢键力;有氢键
热门查询
toddy n. 棕榈汁;棕榈酒
hepatitis n. 肝炎
extraversion n. 外向性;外倾性
tubing n. 管子;装管;管道系统 v. 把…装管;使成管状(tube的现在分词)
scratched v. 抓;搔(scratch的过去式及过去分词) adj. 受抓损的;有刮痕
persistently adv. 坚持地;固执地
quicksand n. [水利] 流沙,危险状态
daphne n. 达芙妮(女名);瑞香
Mather n. 马瑟(人名)
cryogenic adj. 冷冻的(副词cryogenically);低温学的;低温实验法的
avoid vt. 避免;避开,躲避;消除
nero n. 尼禄(古罗马暴君)
periodontist n. 牙周病医师;牙周病学家
victualler n. 食品供应者; 补给船
lovastatin n. 洛伐他汀(一种降血脂药)
lenticular adj. 透镜的;晶状体的;两面凸的;小扁豆似的
windlass n. 绞盘,辘轳;卷扬机 vt. 用绞盘吊起
administrator n. 管理人;行政官
retiree n. (美)退休人员;歇业者
kefir n. (俄)(由牛奶发酵而成的)克非尔
考试词汇表
to come to a sticky end
to contain the epidemic
to cut and thresh grain
to cut the matter short
to dip one's headlights
to do sth to admiration
to dream away the hours
to drive a hard bargain
to err on the safe side
to fall head over heels
to feel ashamed that...
to fight tooth and nail
to get away with murder
to get the ball rolling
to go from bad to worse
to grant sb an audience
to have an axe to grind
to have designs against
to have the dose halved
to have the gift of gab