n.停止，中止，故障，阻塞，堵塞，扣留...

propound的一般过去时为：propounded...

The lighter version used liquid hydrogen, the heavier used hypergolic propellants.较轻的推进器采用液态氢, 较重的采用自燃推进剂.Pressure - fed engines are particularly susceptible to dissolved gas in the propellants.挤压 式 发动机对推进剂中溶解的气体特别敏感.Thi...

Hymenophyllaceae的音标：...

n.宏参量，宏参数...

乳房萎缩，乳腺萎缩...

n.乐观主义者，乐天派...

His hopes faded.他的希望破灭了。His hopes for the future are often divorced from reality.他对未来所寄予的希望往往脱离现实。Kiev hopes to cement close links with Bonn...基辅希望能加强与波恩的密切关系。His hopes evaporated.他的希望破灭了。The news chilled his hopes.这个消息使...

n.循环，套口，成圈，缝袜头...

eavesdropped的音标：...

loophole的音标：loophole的英式发音音标为：['lu:phəʊl]loophole的美式发音音标为：['luphoʊl]...

Once they cleared the housetops, the wind was raw and biting.他们清扫完屋顶后，寒风刺骨。The housetops, the trees, and the sparrows proclaimed the spring.屋顶, 树木以及麻雀都在宣布春天的到来.When I took bus my house, There was snow on the building san...

n.电子摄影术（一种静电摄影术），电法照相...

development的复数形式为：developments...

intercrop的现在完成时为：intercropped...

opposing的音标：opposing的英式发音音标为：[ə'pəʊzɪŋ]opposing的美式发音音标为：[ə'poʊzɪŋ]...

jeopardy的复数形式为：jeopardies...

proper的近义词/同义词有：perfect, accurate, faultless, respectful, right, decent, correct, fitting, tasteful, apt, allowable, adapted, desired, formal, true, righteous, equitable, acceptable, perfect, pure, applicable, decent, ac...

n.灭绝，减少居民...

open的一般过去时为：opened...

n.量氮分解物...

peopling的音标：...

n.支柱，支撑物，支持者，后盾，靠山，道具，（橄榄球中的）支柱前锋vt.支撑，支持，维持，使倚靠在某物上...

n.女高音，女高音歌手，唱最高音者，高音部adj.女高音的，最高音的...

herbshop的音标：herbshop的英式发音音标为：['hɜ:bʃɒp]herbshop的美式发音音标为：['hɜbʃɒp]...

A black Mercedes screeched to a halt beside the helicopter.一辆黑色的梅赛德斯轿车在直升机旁嘎的一声刹住了。She served six months in prison for the helicopter caper.她因为直升机一案坐了6个月牢。The silence was broken by the whirring of a helicopter.直升机的嗡嗡声打破了...

v.抢先报道( scoop的过去式和过去分词 )，（敏捷地）抱起，抢先获得，用铲[勺]等挖（洞等）...

stoppage的复数形式为：stoppages...

Flavored coffee is sold at gourmet food stores and coffee shops.花式咖啡可在美食店和咖啡店买到。Shops in Ho Chi Minh City are stacked with goods.胡志明市的商店里堆满了商品。Several long-awaited videos will finally arrive in the shops this month.几部让人翘...

floppy disk的音标：floppy disk的英式发音音标为：['flɔpi: disk]floppy disk的美式发音音标为：['flɑpi dɪsk]...