detrimental怎么用？

detrimental [ ,detri'mentl ] . .
a. 有害的

1. Smoking is detrimental to health.
吸烟封健康是有害的。
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2. Smoking is detrimental to health.
吸烟封健康是有害的。
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3. Lack of sleep is detrimental to one's health.
缺乏睡眠有害健康。

be detrimental to
对...不利的, 对...有害(to)