Bilger
n. (桶、木桶等的)腹部，桶腰，鼓出部分；【造船】\\nvt. 【航海学】把(船)舭部凿破；使(船)舭部漏水，使(舱底)进水：\\nvi. 【航海学】(船)舭部被凿破，舱底(或船底、船舭)破漏：；【航海学】(船)搁浅：
🗣️ 情景例句
Lovely weather for ducks.
这种天气至少鸭子喜欢。
Yes,I had breakfast two hours ago.
是,我2小时以前吃了早餐。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-