Old cost
[经] 原浆成本
🧩 词语组成解析
old
[old]
adj. 老的;古老的;以前的;（用于指称被替代的东西）原来的;
n. 古时;
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
I guess Max is asleep by now.
我想Max现在已经睡觉了。
I invited him ti come down, but he wouldn't.
我请他下来，但是他不肯。
He did not know from which part of Africa his ancestor had come.
他不知道祖先来自非洲的什么地方。