Read Edit View history 投机买卖 tóujīmǎimài speculation Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 投机买卖/投機買賣 · tóujīmǎimài · speculation 2026/03/04 投机买卖 / 投機買賣 tóujīmǎimài speculation to engage in speculative trading 他靠投机买卖发了财。 created sense Mar 4, 2026, 02:25 AM