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
And it hung over Robbie's crib.
Robbie的小床也有过。
The stain on the dress isn't really noticeable.
那件衣服上的污渍并不很明显。
Follow me.
跟我来。