Talweg
深泓线, 最深谷底线
🗣️ 情景例句
Do it for Robbie, Dad.
爸爸 ，给Robbie示范示范。
Say not all that you know, believe not all that you hear.
莫道全所知，莫信全所闻。
Let us get down to fundamentals and agree that the young are after all human beings -- people just like their elders.
承认青年人和他们的长辈一样也是人。