例句與造句

1. The string concatenation operator
   字符串連接運(yùn)算符(
2. String concatenation operator
   字符串串聯(lián)運(yùn)算符
3. String concatenation operator
   字符串串連運(yùn)算子
4. It's difficult to find string concatenation operator in a sentence. 用string concatenation operator造句挺難的