Mad as a hatter is to suggest that a person is suffering from insanity. The phrase had been in use since 1835 to describe an unusual medical condition affecting hat manufacturers. Mad as a hatter指一个人出现精神错乱。从1835年起,这个短语就用来形容一...
2.do without没有...也行;用不着 eg:People can do without a lot of things,but they cannot do without food. 许多东西人们没有也能过得去,但没有食物不行。 3.drop off 下降,减少;睡...
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