Minimum-cost rule
[经] 最低成本法则
🧩 词语组成解析
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;
rule
[ru:l]
n. 规则，规定;统治，支配;章程;
vt.& vi. 控制，支配;判定;裁定，裁决;价格稳定;
vt. 统治;规定;管理;裁决;
vi. 统治;管辖;裁定;
🗣️ 情景例句
You know they say,Love your wife, Love her dog.
你知道吗？他们说“爱屋及乌”。
He failed the examination but he didn't seem to care.
他考试不及格却似乎并不在乎。
When several elephants are being trained at one time,
几只象同时训练时，