/bæd ||; bæd/adj (
worse /wɜ:s
||; wɝs/
worst /wɜ:st
||; wɝst/)
1 not good; unpleasant 坏的；令人不愉快的: Our family's had a bad time recently. 最近我们家里有些倒霉事儿。bad weather 坏天气I'm afraid I've got some bad news for you. 我恐怕得告诉你一些坏消息。
2 of poor quality; of a low standard 质量差的；水平低的: Many accidents are caused by bad driving. 许多意外是驾驶技术欠佳所致。Some of the company's problems are the result of bad management. 公司的某些毛病是管理失当所致。
3 bad (at sth/at doing sth) not able to do sth well or easily; not skilful or reliable 能力差的；技术不佳的；不可靠的: a bad teacher/driver/cook 不称职的老师／司机／厨师I've always been bad at sport. 我运动一向很差劲。
4 serious; severe 严重的；厉害的: The traffic was very bad on the way to work. 上班路上，交通拥挤不堪。She went home with a bad headache. 她头很痛，回家去了。That was a bad mistake! 那是一个大错！
5 (used about food) not fresh or fit to eat; rotten （指食物）不新鲜的，不能吃的，腐烂的: These eggs will go bad if we don't eat them soon. 如果我们不很快吃掉的话，这些鸡蛋会坏的。
6 (used about parts of the body) not healthy; painful （指身体某部份）不健康的，疼痛的: He's always had a bad heart. 他的心脏一向有毛病。Keith's off work with a bad back. 基思的背疼痛，没有上班。
7 (used about a person or behaviour) not good; morally wrong （指人或行为）坏的，不道德的: He was not a bad man, just rather weak. 他不是坏人，只是相当软弱。
8 (not before a noun 不用于名词前) bad for sb/sth likely to damage or hurt sb/sth 可能造成损害或伤害；有害于: Sugar is bad for your teeth. 吃太多糖对牙齿有害。
9 bad (for sth/to do sth) difficult or not suitable 困难的；不适合的: This is a bad time to phone -- everyone's out to lunch. 现在打电话不是时候，人人都吃午饭去了。
not bad(
informal 非正式) quite good 不错；不坏:
‘What was the film like? ’ ‘Not bad.’ “那部电影怎么样？”“不错。” too bad(
informal 非正式) used to show that nothing can be done to change a situation （用以指无可奈何）真遗憾，真可惜:
‘I'd much rather stay at home.’ ‘Well that's just too bad. We've said we'll go.’ “我宁愿留在家中。”“真糟糕，我们说过要去的。”