Islower
判断是否小写字母
🗣️ 情景例句
I suppose I could call him.
我想我可以打电话给他。
There's a cool breeze this evening.
今晚有凉爽的微风。
A painter who had been working on the tower hung a pot of paint on one of the hands and slowed it down!
在钟塔上干活的一位油漆工把一只油漆桶挂在了一根指针上，把钟弄慢了！