may have

基本解釋

And some of you may have seen this before.
你們中有一些或許之前已經(jīng)看過(guò)這個(gè)了。
A radio announcer may have an audience of millions.
一個(gè)廣播員可能擁有數(shù)百萬(wàn)名聽(tīng)衆(zhòng)。
《新英漢大辤典》
Mistakes due to carelessness may have serious consequences.
由粗心大意造成的錯(cuò)誤有可能帶來(lái)嚴(yán)重的後果。
dict.cn

But what about people in rural or underdeveloped areas who may have no way to get on the Internet?
And it's possible that the very idea of a Puritan poet presented Milton with what may have felt like an insoluble conflict.
成爲(wèi)清教徒詩(shī)人的想法可能,讓彌爾頓感到一些不可調(diào)和的沖突。
耶魯公開(kāi)課 - 彌爾頓課程節(jié)選
These shrines may have been associated with some kind of contact with ancestors, some kind of cult of the dead.
這些聖罈也和某些東西有關(guān)聯(lián),與祖先或者對(duì)逝者的崇拜有關(guān)。
耶魯公開(kāi)課 - 舊約導(dǎo)論課程節(jié)選

That may have been good economic policy, but it hardly promoted uniform accounting standards.
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