英语: “bad” 
bad
[bæd]
adj.坏的, 不好的, 差的, 疼痛的, 严重的, 有害的, 腐败的, 低劣的, 不利的, 不舒服的,不健康的
n.坏人, 坏事
adv.非常, 不好地
n.坏人, 坏事
adv.非常, 不好地
例句与用法：
That's what I want, and I want it bad.
这就是我想要的，而且是迫不及待要得到的。
In the recession, our firm went through a bad time.
我们公司在经济衰退时期历尽艰辛。
Their travel plan was cancelled because of the bad weather.
因为天气不好，他们的旅行计划取消了。
He's gone to bad since he made friends with those people.
他结交那些人后就开始堕落了。
Smoking is bad for health.
吸烟对身体有害。
词形变化：
英英解释:
名词 bad:
that which is below standard or expectations as of ethics or decency
同义词：badness
形容词 bad:
having undesirable or negative qualities
very intense
同义词：big
feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')
同义词：tough
feeling or expressing regret or sorrow or a sense of loss over something done or undone
not capable of being collected
同义词：uncollectible
below average in quality or performance
nonstandard
not financially safe or secure
capable of harming
characterized by wickedness or immorality
同义词：immoral
reproduced fraudulently
同义词：forged
not working properly
同义词：defective
副词 bad:
with great intensity (`bad' is a nonstandard variant for `badly')
同义词：badly
very much; strongly
同义词：badly
同义词
evil | naughty | poor | wrong | unfavorable | wicked | rotten | spoiled | ill | harmful | vicious | rowdy | gross | sinister | putrid | stormy | abandoned | vile | destructive | dreadful | improper | black | foul | impure | regretful | dire | criminal | immoral | detrimental | infamous | inexpiable | awful | disobedient | unhealthy | damaging | penitent | adverse | difficult | serious | low | badly | uncollectible | badness | unfit | risky | speculative | high-risk | sorry | tough | forged | defective | big | unsound | spoilt |
反义词
bad
a.
1. 坏的, 不好的; 拙劣的; 令人不悦的
The weather was really bad.
天气真糟。
2. 不健全的; 有病的; 疼痛的
I felt bad all day.
我整天觉得不舒服。
3. 有害的[(+for)]
Reading in a dim light is bad for the eyes.
在暗淡的光线下看书有损视力。
4. 严重的; 厉害的
She's got a bad headache.
她头痛得厉害。
5. (食物)腐坏的; 腐烂的
The meat has gone bad.
这肉已坏了。
6. 不适合的; 不适当的
They arrived at a bad time.
他们来得不是时候。
7. 【口】遗憾的; 后悔的[(+about/at)][+(that)]
I feel bad about losing your dictionary.
我很抱歉把你的字典丢失了。
8. 好极了的; 棒极了的
n.
不好的东西或情形[the S]
You must learn to take the bad with the good.
人必须学会好坏都能承受。
ad.
1. 【美】【口】坏
Alison sings bad.
艾丽森唱得很糟。
2. 【美】【口】很, 非常
词形变化：
形容词比较级：worse
形容词最高级：worst
短语词组：
同义:
a.坏的; 不利的; 有害的; 不健全的
evil
wrong
unfavorable
naughty
harmful
spoiled
poor
同义参见:
stormy
foul
sinister
abandoned
rowdy
rotten
putrid
dreadful
black
dire
detrimental
destructive
low1
criminal
infamous
inexpiable
impure
improper
immoral
ill
wicked
vile
vicious
gross
反义:
a.不好的; 不适合的
good
反义参见:
pleasant
词义辨析：
同义:
a.坏的; 不利的; 有害的; 不健全的
evil
wrong
unfavorable
naughty
harmful
spoiled
poor
同义参见:
stormy
foul
sinister
abandoned
rowdy
rotten
putrid
dreadful
black
dire
detrimental
destructive
low1
criminal
infamous
inexpiable
impure
improper
immoral
ill
wicked
vile
vicious
gross
反义:
a.不好的; 不适合的
good
反义参见:
pleasant
bad
adj.
坏的, 劣质的; 不合格的, 有错的
He speaks bad English.
他说的英语很差劲。
差的, 有缺陷的
The plan is bad in several ways.
这个计划在几个方面都不够好。
不道德的, 邪恶的
He leads a bad life.
他过着邪恶的生活。
严重的, 厉害的
He has had a bad accident.
他遇到了严重的意外。
Things are bad with me.
我的情况不妙。
腐烂的, 腐败的
Don't eat those bad eggs.
不要吃那些坏掉的鸡蛋。
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