Substr
n. [数]子串函数；[数]字符截取函数；[数]取字符串的子串
🗣️ 情景例句
Well, they're babies.
嗯， 他们都是婴儿。
Because of the type of purchase, we can only ship by road.
由于商品的性质，我方只能使用公路运输。
OK! Don't worry. I can get it.
不用担心，我能拿下来。