Severe steric effects at the reactive carbon would impede the substitution.大的立体效应阻止在碳上的取代.It was intended to impede the apprehension of the person.它旨在妨碍对该人的拘押的.They also impede backmixing of sand.同时也可防止砂子的返混....
It was intended to impede the apprehension of the person.它旨在妨碍对该人的拘押的.They also impede backmixing of sand.同时也可防止砂子的返混.At no time did I make an attempt to impede any investigatory effort.我绝没有试图妨碍过任何调查工作。Severe steric effe...
他们在放高利贷。They are offering loans at extortionate rates of interest.高利贷的利息惊人得高.The interest of usury is unfairly high.我借了高利贷不得不四处躲债.I had to run away from my creditor whom I made a usurious loan....
Butter, margarine, and oily fish are all good sources of vitamin D.黄油、人造黄油和多脂鱼都含有丰富的维生素D。As a hangover from rationing, they mixed butter and margarine.作为食品配给制的一种遗留影响，他们总把黄油和人造黄油混在一起吃。Sunflower margarine has the same fat ...
This inactivation may be accomplished in a variety of ways.这种失去活性作用能以多种方式来实现.These findings prompted worldwide research on factors controlling the inactivation of viruses in marine waters.这些发现促进了世界范围对海洋水体中控制病毒不复活因素的研究.In...