- perhaps; possibly可能, 也许：
maybe I won't go back
我恐怕不会回去了
maybe she'd been wrong to accept this job.
也许她接受这份工作是错误的。
- a mere possibility or probability可能性：
no ifs, buts, or maybes.
不准说假如, 不准说但是, 也不准说可能。
短语
that's as maybe
- used to admit that a point in an argument is true before introducing another, more important point就算那样, 即便如此：
well, that's as maybe but it's not the way the BBC works.
唔, 就算那样, 但这并不是英国广播公司的运作方式。
词源
late Middle English: from the phrase it may be （that）.