acrolein是什么意思

Experimental results showed that the hydration of acrolein possessed the characteristic of consecutive irreversible first - order reaction.实验结果表明,丙烯醛的水合具有一级串联不可逆的特征.The special interest devoted to acrolein arises from th...

acrolein的音标：acrolein的英式发音音标为：[ə'krəʊlɪɪn]acrolein的美式发音音标为：[ə'kroʊlɪɪn]...

chlorization的音标：chlorization的英式发音音标为：[kləraɪ'zeɪʃən]chlorization的美式发音音标为：[kləraɪ'zeɪʃən]...

animae的音标：...

Harris的音标：Harris的英式发音音标为：['hæris]Harris的美式发音音标为：['hærɪs]...

The tax increase sounded the death knell for the business.税赋的增加为这个企业敲响了丧钟。His voice sounded oddly resonant in the empty room.他的声音在这空荡荡的房间里听起来异常嘹亮。She decided that her doctor's advice sounded pretty good.她认为医生的建议似乎很不...

conflate的一般过去时为：conflated...

He advocates streaming children, and educating them according to their needs.他提倡把学生按能力分班，因需施教。He reckoned he should make a better fist at farming than educating.他认为自己搞农业会比教育更成功.She took great pains in educating her child...

卖糖果的人刚出现,急切的孩子们便把他包围了.The eager children mobbed the candy man the moment he appeared.我看得见, 也感觉得到那同样的渴望和急切的期待.I could see, could feel the same longing, the same desperate hoping.急切的购物者在牺牲品桌旁仔细检查衬衫以便选购.Eager shoppers were ...

n.生物素，维生素，维生素H...

“护膝”的拼音为：hù xī...

“蛛丝”的英语可以翻译为：spider's thread，gossamer，thread of a spider，cobweb，web ...

the accession of Queen Victoria to the throne维多利亚女王即位He inherited vast estates on his accession to the throne.他即位后继承了大片领地.On his accession to the throne, he inherited vast estates.他一登上王位就继承了大宗财产....

smile的反义词有：frown, frown。vt. & vi.smile的反义词（微笑）：frown。smile的反义词（其他释义）：frown。...

“排练”的拼音为：pái liàn...

苋一种普通的野草 ( 藜藜属 ),长有叶面有花斑的长矛 状 叶子,开有绿色的小花.A common weed ( Chenopodium album ) having lance - shaped leaves with a mealy surface and small green flowers....

n.无花果，无花果树...