Cools
v. 使变凉（cool的单数第三人称）
🗣️ 情景例句
But right now, I'm kind of short of cash.
但现在，我手头很紧。
She began playing the violin when she was nine.
她从九岁就开始练习小提琴。
If you learn even a little English, you will find it usedful after you leave school.
假如你哪怕只是学一点英语，毕业后，也会发现它是有用的。