Minute fragments of shoot apices are proverbially difficult to culture.微小的茎尖切段通常是难以培养的.This concept has now been replaced, for stem apices, by the tunica - corpus theory.此观点目前已经被原套原体学说所取代....
Between the Roman colon - us and the new bondsman had stood the free Frankish peasant.介于罗马隶农和新的农奴之间的是自由的法兰克农民.A bondsman is needed in executing a student loan.办理助学贷款是需要担保人的....
这种恐惧能给患者造成极度的痛苦.This phobia can cause untold misery for the sufferer.商店倒闭使他陷入了极度的绝望之中.He sank into the depths of hopelessness after his business failed.他总是显露出一种极度的自卑感.He is always showing a sweet inferiority feeling....
She never participated in obtaining or copying any classified documents for anyone.她从未参与过为任何人获取或复制机密文件之事。He has a security clearance that allows him access to classified information.他获得了安全许可，可以接触机密信息。The books in the lib...
The miseries I went through made me suddenly realise with a blinding flash what life was all about.我所经历的痛苦让我突然一下子清楚地领悟到了生活的真谛。They were accurate in their prediction that he would change her life drastically.他们预测得没错，他使她的生...
Envision the conductor as an assemblage of driven , damped oscillators.把导体看成是大量受迫阻尼振动的振子的集合.My failure last time has not damped my interest.上一次的失败没有使我的兴趣减弱。Their ardour was damped by my critics.我的批评给他们的热情泼了冷水.She damped ...