Total cost of production
[经] 生产总成本
🧩 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;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
How many are there in your family?
你们家几口人？
By the way,who are you waiting for?
顺便说,你正在等谁？
Officials from Greenwich Observatory have the clock checked twice a day.
格林尼治天文台的官员们每天两次派人矫正此钟。