英汉词典

1. 可能；大概；也许
    You use perhaps 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.

    e.g. Millson regarded her thoughtfully. Perhaps she was right...
           米尔森若有所思地注视着她。或许她是对的。
    e.g. In the end they lose millions, perhaps billions...
           最后他们输掉几百万，或许是几十亿。

2. （用以缓和语气或表示礼貌）也许，可能
    You use perhaps in opinions and remarks to make them appear less definite or more polite.

    e.g. Perhaps the most important lesson to be learned is that you simply cannot please everyone...
           也许最应吸取的教训就是懂得众口难调。
    e.g. His very last paintings are perhaps the most puzzling...
           他去世前的最后一批画作也许是最让人困惑的。

3. （用于给出建议或在正式语体中提出请求）也许，或者
    You use perhaps when you are making suggestions or giving advice. Perhaps is also used in formal English to introduce requests.

    e.g. Perhaps I may be permitted a few suggestions...
           也许我可以提几条建议。
    e.g. Well, perhaps you'll come and see us at our place?...
           嗯，或者你到我们家来见我们如何？

4. （委婉地表示不赞同或不接受）也许，大概
    You can say perhaps as a response to a question or remark, when you do not want to agree or accept, but think that it would be rude to disagree or refuse.

    e.g. 'You know it doesn't make sense for you.' — 'Perhaps. I don't know. Maybe it does maybe it doesn't.'...
           “你知道它对你来说没有意义。”——“也许吧，我不知道。可能有意义，也可能没意义。”
    e.g. 'I'm sure we can make it,' he says. Perhaps, but it will not be easy.
           “我确信我们能成功。”他说。也许吧，但是不会轻而易举。