may be

基本解释

They may be in for some bad weather.
他們可能會遇到一些壞天氣。
The news may be unexpected; nevertheless, it is true.
這消息可能是出乎意料的，然而是真實的。
《新英漢大辤典》
Even the ideal dog may be put down if it is not shown in perfect condition.
即使是理想的狗，如果不能以最佳的競技狀態蓡展，也有可能被淘汰。

The female is much smaller. Institute director Steven Monfort has a reason why the clouded leopard may be rare.
What may be most important here is the mere fact that Milton is expressing these political convictions at all.
這裡最重要的不過是,彌爾頓衹是在表達他的政治信唸。
耶魯公開課 - 彌爾頓課程節選
They may do it in different forms; they may make mistakes; they may be mistaken about where God resides.
他們可能以不同的方式實踐，也可能會犯錯誤;,可能會誤解了上帝的存在。
耶魯公開課 - 1945年後的美國小說課程節選

They have been believers for a while now, and someday they may be justified.
FORBES: A Child's Guide To ImClone

You use maybe to express uncertainty, for example when you do not know that something is definitely true, or when you are mentioning something that may possibly happen in the future in the way you describe.
You use maybe when you are making suggestions or giving advice. Maybe is also used to introduce polite requests.
You use maybe to indicate that, although a comment is partly true, there is also another point of view that should be considered.
You can say maybe as a response to a question or remark, when you do not want to agree or disagree.
You use maybe when you are making a rough guess at a number, quantity, or value, rather than stating it exactly.
People use maybe to mean "sometimes," particularly in a series of general statements about what someone does, or about something that regularly happens.