Predefined operator
[计] 预定义运算符
🧩 词语组成解析
a. 预先定义的
🗣️ 情景例句
The costs of college get higher every year.
学费逐年增加，越来越贵。
Nothing is impossible to a willing mind.
世上无难事，只怕有心人。
It is growing cool.
天气渐渐凉爽起来。