User cost
[经] 使用者的成本
🧩 词语组成解析
user
['ju:zə]
n. 用户，使用者;吸毒成瘾者;
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
Oh, it's a quarter to four,
噢 ，差十五分就四点了，
Good children make glad parents.
孩子好，父母笑。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。