A typical example is the halogenation of a hydrocarbon.典型的例子是碳氢化合物的卤化.Addition Reactions to Alkynes, Hydrogenation , Halogenation and HX. Hydration of alkynes. Tautomerization.炔烃的加成, 氢化,卤化和HX. 炔烃的水化作用,互变异构化.In these meth...
"He went back to the lab", Iris exclaimed impatiently.“他回实验室去了，”艾里斯不耐烦地大声说。People have been waiting impatiently for a chance to improve the situation.人们一直在焦急地等待使形势出现转机的机会。"Come on, David," Harry said impatiently.“戴维，快点!”...
日子一天天过去，花粉干结成了硬块。As the day goes on, the pollen dries up and becomes hard.西部可能会有一段天气晴朗的日子。There is a chance of sunny spells in the West.他已经在为那个重要的日子调整状态了。He is already getting in trim for the big day....
Some of her habits are off-putting but don’t let them roil you.她的一些习惯让人恶心，但最好别烦你。I would qualify that by putting it into context.我会将它放入上下文中进行具体解释。He was putting the finishing stroke to the portrait.他给这幅画作最后的修饰。They succe...