U-boats
(U-boat 的复数) n. 潜水艇
🧩 词语组成解析
n. 船艇；船（boat的复数）
🗣️ 情景例句
I can't put it strongly enouth, I need to make a sale before the end of the week.
我郑重宣布，我要在本周末前搞一次大减价。
I'm willing to accept your plan.
我愿意接受你的计划。
The train was traveling at 120 miles an hour.
火车时速一百二十英里。