bad awful terrible主要区别

程度不同
bad 小于awful 小于 terrible

根据下面的解释就可以看出区别，各词的英文解释如下：

bad:
adj
not good; of poor quality; inadequate; inferior
bad light for reading
lacking skill or talent; incompetent
bad at sports
harmful
smoking is bad for you
immoral; evil
a bad life
naughty; mischievous; disobedient
a bad child
rotten; decayed; spoiled
a bad egg
severe; intense
a bad headache
incorrect; wrong; faulty
bad pronunciation
ill or in pain (esp in the phrase feel bad)
regretful, sorry, or upset (esp in the phrase feel bad about)
unfavourable; distressing
a bad business
offensive; unpleasant; disagreeable
bad temper
not valid or sound; void
a bad cheque
not recoverable
a bad debt
good; excellent
n
unfortunate or unpleasant events collectively (often in the phrase take the bad with the good)
an immoral or degenerate state (often in