Homeland security
国土安全；国家安全
🧩 词语组成解析
homeland
['həʊmlænd]
n. 祖国，家乡;（南非种族隔离制度下的）黑人住宅区;
🗣️ 情景例句
He should just about get by in the exam.
他这次考试还能勉强及格。
Do you often play bridge on Saturday?
你常常在星期六玩桥牌吗？
I think it's all right.
我觉得可以。