antiperiodic什么意思？

antiperiodic的音标：antiperiodic的英式发音音标为：[ænti:pr'ɪɒdɪk]antiperiodic的美式发音音标为：[æntipr'ɪɒdɪk]...

vestige的音标：vestige的英式发音音标为：['vestɪdʒ]vestige的美式发音音标为：['vɛstɪdʒ]...

在环己烯环氧化反应中, 以氯仿和叔丁醇为溶剂时,环氧化反应的结果最好.In the epoxidation, chloroform and t butanol gave the best results.氢气还原活化效果明显优于环己烯还原效果.The deoxidization effect with hydrogen was superior to that with cyclohexene.我们曾研究了8-甲氧基呋喃并[3′,2′∶...

He reached down the atlas from the top shelf.他从书架顶层取下地图集.The mighty Atlas was left enchained, cursed to forever hold the world on his shoulders.泰坦巨人阿特拉斯已被牢牢地束缚着, 并附上了将永远肩扛世界的诅咒.The atlas contains forty maps, including th...

去纤维蛋白的...

“强劲”的拼音为：qiáng jìn...

rear的复数形式为：rears...

adj.准备好的，现成的，即时的，敏捷的，情愿的，即将的vt.做好…的准备adv.预先，已完成地n.现款...

adulterate的现在进行时为：adulterating...

n.权衡者( balancer的名词复数 )...

“不耐烦”的拼音为：bù nài fán...

keep quiet的音标：keep quiet的英式发音音标为：[ki:p 'kwaiət]keep quiet的美式发音音标为：[kip 'kwaɪɪt]...

TV reporter的音标：...

cyniatrics的音标：cyniatrics的英式发音音标为：['sɪnaɪətrɪks]cyniatrics的美式发音音标为：['sɪnaɪətrɪks]...

Magnesium hydroxide particles were synthesized via decomposition of hydrosulfide compound followed with hydrothermal treatment.以工业氯化镁和硫氢化钡为原料,采用复分解法合成高纯氢氧化镁.There are also some estimates of the efficiency of litter decom...

He joined the consular service, chiefly because this was one of the few job vacancies...他到领事馆工作，主要因为那是仅有的几个空缺职位之一。A usually coarse - grained igneous rock composed chiefly of calcic plagioclase and pyroxene.一种辉石矿物,由锂铝硅酸盐组...