/maɪt ||; maɪt/modal verb (
negative might not short form mightn't /ˈmaɪtnt
||; ˈmaɪtṇt/)
1 used for saying that sth is possible （表示某事可能发生）可能: ‘Where's Vinay?’ ‘He might be upstairs.’ “维纳在哪儿？”“他可能在楼上。”I think I might have forgotten the tickets. 我觉得我可能忘了带票。She might not come if she's very busy. 如果她很忙，就可能来不了。
2 (Brit 英) (formal 正式) used to ask for sth or suggest sth very politely （用于礼貌地提出请求或建议）: I wonder if I might go home half an hour early today? 不知道今天我可不可以早半个小时回家呢？
3 used as the form of ‘may’ when you report what sb has said （复述别人的话时用作may的过去时）: He said he might be late (= his words were, ‘I may be late’). 他说他可能迟到。 ☞For more information about modal verbs, look at the Quick Grammar Reference section at the back of this dictionary. 有关情态动词的详细用法，参看本词典末“语法便览”部份。
may/might as well (do sth)→
WELL¹
you, etc might do sth used when you are angry to say what sb could or should have done （表示生气，认为某人可以或应做某事）:
They might at least have phoned if they're not coming. 他们要是不来，至少也应该打个电话。 I might have known used for saying that you are not surprised that sth has happened （表示对某事发生并不感到意外）:
I might have known he wouldn't help. 我早该知道他不会愿意帮忙。