Pediplane
[地质]山麓侵蚀平原
🗣️ 情景例句
My wife Marilyn, my father and mother,
我太太Marilyn， 我父亲和母亲，
A volcano erupted.
火山爆发了。
He built a glass wall through which he could watch what went on inside.
他建造一堵玻璃墙，透过玻璃墙他能够观察里面发生的事情。