1. 推測;猜測;猜想
    If you speculate about something, you make guesses about its nature or identity, or about what might happen.

speculate的翻譯

    e.g. Critics of the project speculate about how many hospitals could be built instead...
           對該項(xiàng)目持批評態(tài)度的人在推測如果改作他用不知可以建多少所醫(yī)院。
    e.g. It would be unfair to Debby's family to speculate on the reasons for her suicide...
           猜測黛比自殺的原因?qū)λ募胰藖碚f是不公平的。

2. 投機(jī);做投機(jī)買賣
    If someone speculates financially, they buy property, stocks, or shares, in the hope of being able to sell them again at a higher price and make a profit.

    e.g. Big farmers are moving in, not in order to farm, but in order to speculate with rising land prices...
           大農(nóng)場主正在不斷涌進(jìn)來，不是為了耕作，而是要利用不斷上漲的地價(jià)進(jìn)行投機(jī)。
    e.g. The banks made too many risky loans which now can't be repaid, and they speculated in property whose value has now dropped.
           各銀行貸出去太多高風(fēng)險(xiǎn)貸款，目前無法收回，他們還進(jìn)行地產(chǎn)投機(jī)，而地產(chǎn)的價(jià)值目前已經(jīng)下跌了。