Talweg
深泓线, 最深谷底线
🗣️ 情景例句
Is this what I ordered?
这是我点的吗？
These clothes are very beautiful, but I can't afford to pay that much.
这些衣服很漂亮，但是我买不起。
Life on a desert island is wretched.
认为荒岛生活很可怕，