Security management
[计] 安全管理
🧩 词语组成解析
🗣️ 情景例句
Is this the bus that goes by the mall?
这班公共汽车经过商业街吗？
A wise man will make tools of what comes to hand.
聪明的人能随机应变。
Last November it was Class 3's turn.
去年11月，轮到3班去参观了。