Secretary of defense
n. 国防部长\\n
🧩 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];
🗣️ 情景例句
By plane?
坐飞机来？
Let's talk over coffee.
我们边喝边谈。
Yes, thank you. I've had a wonderful time.
是的，谢谢你。我过得愉快极了。