Pliocene epoch
un. 上新世
🧩 词语组成解析
n. 上新世, 上新世岩
🗣️ 情景例句
Have you made the music arrangements?
音乐安排好了吗？
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
He was feeling very tired.
他感到很累。