He suspects there's a conspiracy to cover up the crime.他怀疑有人密谋掩盖犯罪事实。His behaviour is an attempt to cover up his insecurities.他的行为是想掩饰自己的不自信。The police investigation was a joke. A total cover-up.警方的调查简直荒唐可笑,完全是在掩盖真相...
他的领带扯松了,领口也敞着。His tie was pulled loose and his collar hung open.此外, 使这些器官固定于其位置的血管和组织也可能被扯松.In addition, the blood vessels and tissues holding the organs in place may be torn loose.这些插座极易扯松断电以此来防止触电的 吗 ?Aren't these...
The amide nitrogen of glutamine or asparagine functions more effectively than ammonia.谷酰胺或天门冬酰胺的酰胺氮作用较氨更有效.Trial and error revealed that it was best to put in the amide before the epoxide.尝试和误差法表明,最好在环氧化之前引进酰胺基.By the am...