Security administration
[计] 安全管理
🧩 词语组成解析
🗣️ 情景例句
and he doesn't get to use it.
却又用不上。
She's meeting me at the Libe at seven.
她约好七点跟我在图书馆见面。
You can print the telephone number of your information service in the newspaper.
你可以把你的问讯服务的电话号码登在报纸上。