Isomerization occur during bromine reaction, that is mean secondary allylic configuration changes into primary allylic configuration.在溴化反应过程中存在分子结构重排, 即溴代仲位烯丙基构型向溴代伯位烯丙基构型发生转化....
注意,这些本征值并不是等距离分布的.Notice that the energy eigenvalues are not equally spaced.对于基频振动来说, B ′-B″ 很小,因此谱线是几乎等距离的.For the fundamentals , B'- B " is very small and therefore the lines are almost equidistant.从定点(圆心)等距离到任一点的...
亚历克丝攥紧拳头，牙咬得咯咯响。Alex clenched her fists and gritted her teeth.马奥尼恼怒地攥紧拳头。Mahoney clenched his fist in exasperation.他愤怒地攥紧了拳头。He clenched his fists in anger....
Aphrodite soon left him for Ares ( Mars ), the handsome god of war.不久阿芙罗狄蒂离开他到漂亮的战神阿瑞斯 ( 即马尔斯 ) 那儿去了.If Ares defaults, you will have to take his place under the net.要是阿瑞斯说话不算数的话, 你可就要代替他呆在网里了.ARES Partners begins with an...
The two girls suddenly emerged from among the trees. Both seemed to be calm and unhurt.那两个女孩突然从树丛中冒了出来。她们看起来都很镇静也没受伤。The lorry driver escaped unhurt, but a pedestrian was injured.卡车司机安然脱险，但有一位行人受了伤。Lindsay was unhurt but...