Downsville
[地名] [美国] 唐斯维尔
🗣️ 情景例句
And now for ... something old,
现在， 接着是 一些旧的，
Let's keep in touch.
让我们保持联系。
It was from the study of these that so much was learnt about the interior of the earth.
正是从这两种波的研究中，我们可以了解到地球内部的许多情况。