exposure

柯林斯词典

1. N-UNCOUNT Exposureto something dangerous means being in a situation where it might affect you. 暴露
Exposure to lead is known to damage the brains of young children. 已知接触铅会损害幼童的大脑。
2. N-UNCOUNT Exposure is the harmful effect on your body caused by very cold weather. 受冻
He was suffering from exposure and shock but his condition was said to be stable. 他受冻休克，但他的状态据说很稳定。
3. N-UNCOUNT The exposure of a well-known person is the revealing of the fact that they are bad or immoral in some way. 揭发
He undertook increasingly dangerous assignments until his exposure as a spy. 在间谍身份暴露之前他一直从事日益危险的任务。
4. N-UNCOUNT Exposure is publicity that a person, company, or product receives. 宣传
All the candidates have been getting an enormous amount of exposure on television and in the press. 所有候选人都在争取大量的电视和新闻媒体宣传。
5. N-COUNT In photography, an exposure is a single photograph. 底片[技术]
Larger drawings tend to require two or three exposures to cover them. 较大的图画需要两到三张底片来覆盖。

According to received wisdom , exposure to low level radioactivity is harmless .
We know that prolonged exposure to vibration can weaken aircraft components .
She gradually became deaf after lengthy exposure to noise in the workplace .
Researchers concluded that low level exposure to the chemical was unlikely to cause harm .
Even at low levels of exposure, lead can impair a child's learning ability and cause behavioural problems .