butyrolactone的音标？

N - hydroxyethylpyrrolidone ( NHP ) was synthesized from � � - butyrolactone and ethanolamine on Y molecular sieve catalyst by two steps.以改性Y分子筛为催化剂,γ-丁内酯和乙醇胺为原料,采用γ - 丁内酯法两步合成N - 羟乙基吡咯烷酮 ( NHP )....

n.丁内酯...

Overwork killed him.他工作过度, 劳累致死。The doctor said I must cut overwork out.医生说我必须停止过度劳累.Her illness was induced by overwork.她的病是操劳过度引起的。To disobedient company the worker amerce of overwork requirement breaks the law.对不服从公司加...

Cage changed his name to deflect accusations of nepotism.凯奇改了名字以避免别人指责他搞裙带关系。If he's trying to rattle your cage, it's working.如果他存心要让你不得安宁的话，那他是得逞了。wire mesh over the door of the cage罩在笼子门上的铁丝网...

More light - hearted But somewhat puzzled, Vladimir prepared to meet Eugene on the dueling ground.弗拉基米尔心里轻松了一些,但仍感到有些困惑, 在这种心情下,他准备去决斗场地迎战叶甫盖尼.They had been dueling for hours and finally called a draw.他们一直决斗了数小时,最后打成平局.C...

chaplain的音标：chaplain的英式发音音标为：['tʃæplɪn]chaplain的美式发音音标为：['tʃæplɪn]...

nimble的比较级为：nimbler...

n.单孔目哺乳动物，针鼹鼠...

“护卫”的近义词/同义词：保护, 扞卫, 保卫, 庇护, 守卫, 防守, 防御, 迎战。...

note的近义词/同义词有：regard, observe, heed, notice, indicate, comment, write, down, record, mark, list, inscribe, jot, writing, tone, study, letter, enroll, paragraph, inscribe, glory, regard, jot, message, down, observe, menti...

A general amnesty for political prisoners may be in the offing.可能即将对政治犯实行大赦。Amnesty says there are fundamental flaws in their military justice system.国际特赦组织称他们的军事司法体系存在着根本性的缺陷。A spokesperson for Amnesty, Norma Johnston, ...

insolvencies的音标：...

cyanide的第三人称单数（三单）为：cyanides...

n.谴责( condemnation的名词复数 )，定罪，谴责（或定罪）的理由，征用...

v.发出咯咯声( cackle的过去式和过去分词 )，饶舌，叽叽呱呱地讲，格格笑着表示...

Both lateritic deposit and gossan deposit are of weathering origin.红土型金矿床、铁帽型金矿床同属风化淋滤成因的残坡积表生金矿床.Au orefield, there are the original and the associated lateritic Au deposits.章龙金矿既有原生型 、 又有红土型的共生金矿床.In all types of soil,...

v.使狂喜( enrapture的过去式和过去分词 )...