Integral function
[计] 整函数
🧩 词语组成解析
🗣️ 情景例句
God helps those who help themselves.
天助自助者。
Please speak more slowly.
请说得慢一些。
I opened the cupboard door and then stood in front of it petrified.
我打开柜门，站在柜门前一下惊呆了。