1·She was discharged from the police force for bad conduct.
她因行为不轨被清除出警察队伍。
—— 《牛津词典》
2·For example, police use it to search for bad guys.
例如，警察用它来搜索坏人。
3·Your address can make it much easier for bad people to find you.
你的地址会让坏人更容易找到你。
4·What we can learn from the story is: Don't wait for bad habits to grow in you.
我们可以从这个故事中学到的是：不要等着坏习惯在你身上滋长。
5·Big data can also be used for bad reasons.
大数据也可以被用于不好的理由。
6·A tool used for good things can be used for bad things.
一种能用来做好事的工具也能用来做坏事。
7·For example, when preparing for bad weather, get the tools you need, like candles, radios, food, water and medicine.
例如，在准备应对坏天气时，带上你需要的工具，比如蜡烛、收音机、食物、水和药品。
8·Apparently the boy had a longstanding reputation for bad behaviour and his mum for even worse behaviour if he was challenged.
很显然，这个男孩恶行多端的臭名流传已久，他妈妈亦是如此，如果儿子受到质疑，妈妈的行为会更恶劣。
9·The convenience of public conveyance would encourage commuters not to use their cars, which is the primary reason for bad traffic in many cities.
公共交通工具的便利将鼓励通勤者不使用他们自己的汽车，使用自己的汽车是许多城市交通拥堵的主要原因。
10·He was suspended from school for bad conduct.
他因品行不端而被停学。
—— 《新英汉大辞典》