He thought it wasn't hurt to leave the key in the truck when he filled his gas tank at a self-service gas station.
他在自助式加油站给油箱加油的时候认为把钥匙留在卡车是没什么害处的。Is just a little bit of lead really harmful?
仅仅一点点的含铅量真的有害处吗？"There's no harm that we know of at all, in contrast to many antidepressants, " he said. "And it might be of some help. "
“和我们所知道的抗抑郁药相比，没有害处，”他说。“而且它还有很多帮助。”Besides, the dim and noisy halls tend to be very harmful to children's eyes and ears.
此外，昏暗嘈杂的游戏厅对孩子们的视力和听力很有害处。Insomnia is not harmful if it is only occasional; the body is readily restored by a few hours of extra sleep.
偶尔的失眠对人体并没有害处，人们只需要额外的几小时睡眠就可以恢复过来。If all such asteroids turn out to be harmless windmills, it will have been a wasted effort.
如果所有的行星都被证实是毫无害处的风车时，那就是白花力气了。A little harmless flirtation or so will occur, and one is often drawn on to give more encouragement than one wishes to stand by.
有时会发生点并无害处的调情之类的事情，人往往经不住诱惑，怂恿了别人还不愿意承认。Health experts are trying to discourage people from smoking by information them of its danger some.
健康专家正试图通过宣传吸烟的种种害处来使人们戒烟。President Barack Obama, who has a rich ethnic background, has called himself "a mutt" . It does not seem to have done him too much harm.
多种族背景的巴拉克•奥巴马总统（BarackObama）自称为“混种人”（mutt），这似乎并未给他带来太多害处。