User number
[计] 用户代号
🧩 词语组成解析
user
['ju:zə]
n. 用户，使用者;吸毒成瘾者;
🗣️ 情景例句
He goes to high school.
他在上高中。
It isn't much.
那是微不足道的。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。