氡被认为有诱发肺癌的危险。There is an acknowledged risk of lung cancer from radon.这种疾病是大脑化学物质失衡诱发的。The illness is triggered by a chemical imbalance in the brain.如果病毒不能变异, 也就不能够诱发疾病了.If the virus cannot replicate itself, it cannot cau...
An atonic syllable carries no stress.清音节是不重读的音节.The main stress in'photography'falls on the antepenultimate syllable.photography 一字的主重音在倒数第三个音节上.In speaking English do not swallow a single syllable , however sh...
他是个苛刻的批评家，但却是个非常善良的人。He was a stern critic but an extremely kindly man.囚犯们很快就适应了苛刻的条件.The prisoners quickly became inured to the harsh conditions.他给自己制定了极为苛刻的标准，满腔热忱地献身于芭蕾事业。He set himself ferociously tough standards; an...
It is expressed as a percentage.它是以百分比的形式表示的。Television attracts a large percentage of the people.电视吸引了大部分观众.What is the percentage of nitrogen in air?空气中所含的氮的比例是多少?...
The media is controlled by the state and acts as a mouthpiece for the ruling party.媒体由国家控制，是执政党的喉舌。Blake held his handkerchief over the mouthpiece to muffle his voice...布莱克把手绢包在话筒上，以使自己的声音听起来模糊不清。He might be considered l...