Label expression
[计] 标号表达式
🧩 词语组成解析
label
['lebl]
n. 标签;称标记，符号;[建] 门或窗户上面的线脚;
vt. 贴标签于;把…称为;把…列为;[化]用放射性元素使（元素或原子等）示踪;
🗣️ 情景例句
You had better study hard.
你最好努力学习。
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
You should give it a try.
你应该试一试。