Opportunity cost
出国 Abroad[经] 时机代价, 机会成本
🧩 词语组成解析
opportunity
[ˌɑpɚˈtunɪti, -ˈtju-]
n. 机会;适当的时机良机;有利的环境，条件;
op=ob靠近 + portun=harbor港口+ ity 表名词 → 向港口靠近 →机会
cost
[kɔst]
n. 价钱，代价;花费，费用;牺牲;[用复数][法律]诉讼费;
vi. 价钱为，花费;估计成本;
vt. 付出代价;估价;使丧失;使付出努力;
🗣️ 情景例句
He has to drive for twenty minutes to get from his house to his office.
从他的家到他的办公室有20分钟的车程。
The price we offered is more favorable than the quotations you can get from our competitors, I'm afraid.
恐怕我方报价比您从我方竞争对手那儿得到的报价更优惠。
Collecting, by occupying spare time so constructively, makes a person contented, with no time for boredom.
收藏活动通过富有建设性地利用业余时间使人感到心满意足，不再有无聊之日。