把醋酸乙酯 71.4 磅加到容器中的浆液内.Ethyl acetate ( 71 . 41 b ) was added to the slurry in the vessel.乙二醇迅速地被它氧化,生成草酸和羟基醋酸.Glycol is oxidized rapidly by it to oxalic and glycolic acids.对于醋酸盐、反应11的逆反应可以与电子接受体反应组合在一起.The reverse of Reac...
"Isn't this marvelous?" she cooed.“这是不是太不可思议了？”她低声说。A dove cooed softly.一只鸽子轻柔地咕咕叫。'Isn't this marvelous?' she cooed.“这是不是太不可思议了？”她低声说。Pigeons preened their wings and cooed.鸽子用喙整理翅膀,咕咕地叫....
...the oddly named Quasimodo Sunday which falls on the first Sunday after Easter.适逢复活节后第一个星期天的名字古怪的“卸白衣主日”The ugly and monstrous face of Quasimodo leaves readers a deep impression.卡西莫多的丑陋的怪相给读者留下深刻的印象.Frollo had tried to...
Figure 21 - 12 : Selection is normally a mutually exclusive operation.图 21-12 选择通常是一种相互排斥的操作.The two assertions are mutually exclusive , ie cannot both be true.这两种说法相互排斥.These three mechanisms, while independent, are not...
Staff are often discourteous and sometimes downright rude.职员常常态度很不礼貌，有时候极其蛮横。I was offended by his discourteous reply.他无礼的回答使我很生气.It was discourteous of you to arrive late.你迟到了,真没礼貌....
谁能否认他是世界上最伟大的大提琴演奏家呢？Who can deny his stature as the world's greatest cellist?大提琴是提琴家族的一员.The cello is a member of the violin family.卡萨尔斯以他的表现手法和技巧 、 音乐家的风范及优美的曲调对以后的大提琴手产生很大影响.Casals greatly influenced later cellis...
一杯红酒有益健康。A glass of red wine keeps you in the pink.它们看上去有益健康，实则掩盖了其为精加工食品这一事实。Their healthy image disguises the fact that they are highly processed foods.从这次惨痛的经历中他得到了一些有益的教训。From this chastening experience he learnt som...