too的用法

too
[tu:]
adv.
也, 太过份

too
too
AHD:[t›]
D.J.[tu8]
K.K.[tu]
adv.（副词）
In addition; also:
另外地；也：

He's coming along too.See Synonyms at also
他也要来参见 also

More than enough; excessively:
过多地；过份地：

She worries too much.
她过份担心了

To a regrettable degree:
实在：达到使人担心的程度地：

My error was all too apparent.
我的错误实在是太明显了

Very; extremely; immensely:
非常；极其地；极大地：

He's only too willing to be of service.
他非常愿意帮助你

Informal Indeed; so:
【非正式用语】 真正地；这样地：
You will too do it!
你真的要做这件事情！

A number of commentators have objected to the use of not too as an equivalent of “not very,” as in She was not too pleased with the results. In many contexts this construction is entirely idiomatic and should pass without notice:
很多评论家反对把not too 作为与“not very”等同的词使用， 例如在句子她对结果不是很满意 中。 在许多情况下，这种结构被认为是习惯用