Read Edit View history 机会成本 jīhuìchéngběn opportunity cost Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 机会成本/機會成本 · jīhuìchéngběn · opportunity cost 2026/03/04 机会成本 / 機會成本 jīhuìchéngběn opportunity cost opportunity cost 在做出选择之前，我们必须考虑机会成本。 created sense Mar 4, 2026, 02:25 AM