Permians
a. 二叠纪的\\nn. [地质] 二叠纪
🗣️ 情景例句
I don't like to travel during the holiday season.
我不喜欢在放假的季节去旅游。
With my heart in my boots, I went into the dark room.
我战战兢兢地走进那黑洞洞的房间。
A child ran into the street and knocked her off her bicycle.
一个孩子冲上马路，把她从车上撞了下来。