Department of homeland security
国土安全部
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
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
You really must try and take more care.
你一定要更当心一点。
I don't remember where I was then.
我不记得那时我在哪里。
What was the matter?
怎么啦？