经济未能恢复元气，通货紧缩乘虚而入。
环境卫生搞不好，伤寒就会乘虚而入。
中国移动因此丢失了市场份额，而中国联通乘虚而入。
China Mobile ends up losing market share because of that and China Unicom gains market share.
他一时放松了警惕，幻想便象老鼠或者妖精似的乘虚而入。
For one moment he had relaxed and fancies had burrowed through like mice or hobgoblins.
巴塞尔俱乐部的银行监管机构乘虚而入，于8月18日公布了详细的新分析。
Into this void has stepped the Basel club of bank regulators, which released detailed new analysis on August 18th.
在DIC一直延迟的同时，吉莱特已经带着破坏这一交易的机会乘虚而入。
With DIC stalling, Gillett has moved to put himself in with a chance of derailing the deal.
我们应该牢记：如果我们为了晋升而忽略了我们的健康，疾病便会借助疲劳乘虚而入。
We should always bear in mind that if we are ignorant of our health for promotion, disease will gradually approach us with the help of tiredness.
我们应该牢记：如果我们为了晋升而忽略了我们的健康，疾病便会借助疲劳乘虚而入。
We should always bear in mind that if we ignore our health for promotion, disease will gradually approach us with the help of tiredness.
数个世纪缩短成一个易逝的短暂时刻，历史乱了脚步，在疏忽时被乘虚而入，如旧蛇皮般脱落。
Centuries telescoped into one evanescent moment. History was wrong footed, caught off guard. Sloughed off like an old snakeskin.
他急切地察看他伙伴的脸，不是为了评价他们的信誉，而是为了发现他们有什么漏洞可乘虚而入。
They eagerly observe faces of their companion, not for commenting on their credit, but for catching their off guard.
一人说，他正在等待这次“危难深化” ，以便他乘虚而入，从那些被取消了抵押权的房屋和飞机里捞一票。
One said he was waiting for the “distress to deepen” so that he could swoop in and scoop up foreclosed homes and planes.
当然，奢侈品并不会让你堕入情网，但是确能使你眼花缭乱。 当你迷失的时候，就很容易被人乘虚而入了。
Of course, the luxuries don't make you fall in love, but they do dazzle you.
乐观主义者的生物应激系统不会一刻不歇地保持高度警惕状态，所以不会破坏免疫系统，让慢性病乘虚而入。
This may be because pessimists are not as good as optimists at handling stress, which taxes the immune system and causes other health problems, such as high blood pressure.
机体已经没有了免疫能力，所以一旦艾滋病病毒侵入，人体的这种良好防御系统便会受到破坏，病原体及微生物就会乘虚而入。
The body has no immunity, so as soon as invasive HIV, the human body a good defense system would be destroyed, and microbial pathogens will take advantage of.
机体已经没有了免疫能力，所以一旦艾滋病病毒侵入，人体的这种良好防御系统便会受到破坏，病原体及微生物就会乘虚而入。
The body has no immunity, so as soon as invasive HIV, the human body a good defense system would be destroyed, and microbial pathogens will take advantage of.
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