Usace
abbr. United States Army Computer System 美国陆军计算机系统; US Army Corps of Engineers 美国部队工程师军团
🗣️ 情景例句
Safety first.
安全第一。
Please stop by (drop in) sometime.
请于近日过来坐坐。
I thought I put it in my coat, but it isn't here!
我想我把它放在大衣里，可现在不见了！