Corps of engineers
工兵部队
🧩 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];
n. 工程师；机械师（engineer的复数）
🗣️ 情景例句
Who's Carter Boswell?
谁是Carter Boswell？
To know one's self is true progress.
能有自知之明就是真正的进步。
She does not know London very well, and she lost her way.
她对伦敦不很熟悉，因此迷了路。