短語詞組用作動詞 (v.)～+副詞speculate casually 碰巧地猜測speculate rashly 輕率地推測speculate shrewdly 精明地猜測speculate theoretically 理論地猜測～+介詞speculate about 猜測;關(guān)于…思索;思考;推測speculate as to 為…思索speculate for 〔in〕 投機(jī)speculate on 關(guān)于…推測短語speculate execution 投機(jī)執(zhí)行speculate crisis 投機(jī)風(fēng)潮speculate e 猜測;推測;思索;投機(jī)甘愿承擔(dān)價格波動風(fēng)險以謀取風(fēng)險利潤的炒買炒賣行為P speculate 投機(jī)speculate stone 賭貨speculate in 投機(jī);搞投機(jī)speculate on v . 推測；考慮 返回 speculate