Normal cost
[经] 正常成本
🧩 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;
🗣️ 情景例句
This is the moment you've been waiting for.
你期待已久的时刻终于到来了。
Don't bother me.
别惹我！
2 Two friends meet at school on the first day of term.2
两个朋友于新学期的第一天在学校见面。