Tetartohedrism
四分对称性
🗣️ 情景例句
What's the difference between A and B?
A和B有什么不同？
Change is in the air.
人们感觉即将发生变革。
Here you can see two workers who, between them, have just finished cutting three cartloads of golden brown macaroni stalks.
这里您可以看到两个工人，他们协力割下了3车金黄色的通心粉秸。