Union operation
[计] 合并运算, 合并操作
🧩 词语组成解析
🗣️ 情景例句
Feel free to look around.
请随意到处看看。
He who purposes to be an author, should first be a student.
想当作家，相当学生。
He wasn't dreaming, officer.I was telling him to drive slowly.
警官，他思想没有开小差。我刚才正告诉他开慢点。