chloromethylation什么意思解释？

Loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone.以泼尼松龙为原料,经氧化 、 酰化 、 水解成盐、氯甲基化成酯制得氯替泼诺.P - methoxybenzeneacetonitrile was prepar...

chloromethylation的音标：chloromethylation的英式发音音标为：['leɪʃən]chloromethylation的美式发音音标为：['leɪʃən]...

Convictions的音标：...

...an average operating profit of 15% to 16% of sales, not counting administrative expenses.不包括管理开支在内，销售营业利润平均为15%到16%I'm counting on you to help me through!我正指望你帮忙帮到底呢！He was counting slowly under his breath...他轻声地...

n.借口( but的名词复数 )，推辞，反对...

“格外”的拼音为：gé wài...

discover的近义词/同义词有：observe, see, expose, find, reveal, perceive, notice, disclose, learn, find, observe, locate, hit, detect, originate, ascertain, notice, catch, see, unearth, reveal, overhear, expose, disclose, perceive...

We listened in on the premier's press conference.我们从广播里听了总理举行的记者招待会。She attends Britain's premier university.她就读于英国最好的大学。...the country's premier opera company.这个国家的顶尖歌剧团Besides normal A. O . C . rank , CH...

巨体舌鱼属一种大型南美淡水食用鱼 ( 巨骨舌鱼 ) 一般长达3米 ( 10英尺 )A large South American freshwater food fish ( Arapaima gigas ) that typically attains a length of 3 meters ( 10 feet )....

“活质体”的英语可以翻译为：[医] energid ...

detail的音标：detail的英式发音音标为：['di:teɪl]detail的美式发音音标为：[dɪ'teɪl]...

“同位素”的拼音为：tóng wèi sù...

She nodded abstractedly.她若有所思地点点头。'Good,'said Syme abstractedly, without looking up from his strip of paper.“ 好呀, ”赛姆还看着纸条儿,头也不抬,一面心不在焉地说了一句.Winston gazed abstractedly through the muslin curtain.温斯顿透过薄纱窗帘,心不在焉地...

n.开除国籍，剥夺公民资格，非国有化...

Brian McClair nodded in his twenty-third goal of the season.布赖恩·麦克莱尔头球攻入了自己本赛季第23粒进球。The United manager was to be seen frantically signalling to McClair.一会儿可以看到曼联主教练拼命地朝麦克莱尔示意。...

“内窗层”的英语可以翻译为：inlier ...

我认为克里舍南在比赛的各个环节都有超常的发挥。I think Krishnan excelled himself in all departments of his game.他以超常的克制力强压住怒火。It took an almost superhuman effort to contain his anger.他不声不响地坐在那里,不断抚摸着鞑靼, 它由于获得超常的爱抚而不淌口水.He sat silent still cares...