heptaldehyde是什么意思？

heptaldehyde的音标：heptaldehyde的英式发音音标为：[hep'tældɪhaɪd]heptaldehyde的美式发音音标为：[hep'tældɪhaɪd]...

Aim Enanthal diethyl acetal is prepared with heptaldehyde and triethyl orthoformate as raw materials.目的研究以庚醛和原甲酸三乙酯为原料制备庚醛二乙缩醛的工艺条件....

jock的音标：jock的英式发音音标为：[dʒɒk]jock的美式发音音标为：[dʒɑk]...

牢狱生活让他变得残忍粗暴。He was brutalized by the experience of being in prison.波拉德继续受牢狱之苦。Pollard continues to languish in prison.萨德正被关在牢狱.Sade spends his time in the bastille....

pavilion的音标：pavilion的英式发音音标为：[pə'vɪliən]pavilion的美式发音音标为：[pə'vɪljən]...

Det Supt Bassett was in charge of the murder enquiry.探长巴西特负责调查该谋杀案。Lens stereoscopes are practical for field use or for observing magnified det ails.透镜式立体镜适合于野外使用或者观察放大的细部.CONCLUSION: The increased DET and lengthened ERP...

“整数”的英语可以翻译为：integer，whole number，round number，round figure，integral ...

White dwarfs provide an important beginning for understanding the material in this chapter.白矮星是掌握本章材料的重要出发点.'Snow White and the Seven Dwarfs', the 1937 Disney classic, has lost none of its original charm...1937...

microfiche的复数形式为：microfiches...

“停工期”的英语可以翻译为：[化] shutdown period，downtime ...

Kitzi was an adept at getting people to talk confidentially to him.基齐很善于引导别人与其谈心。She was leaning confidentially across the table.她神神秘秘地从桌子上靠过来.People can phone in the knowledge that any information they give will be trea...

n.实习课，实践课，实验考核( practical的名词复数 )...

adj.和蔼的，亲切的，温暖的，温和的，宜人的，显示天才的...

n.用发行长期债券的方法来收回短期债券，提供资金v.提供资金，“fund”的现在分词...

new的反义词有：familiar, antique, obsolete, mature, old, old。adj.new的反义词（新的;新鲜的;生疏的）：familiar, antique, obsolete, mature, old。new的反义词（其他释义）：old。...

trash的一般过去时为：trashed...

“莴苣”的拼音为：wō ju...