Tetragonal
a. 四角形的
🗣️ 情景例句
So ... back to work.
因此……用功吧。
I agree. I wish it were cheaper.
是这肃，我真希望它能便宜点。
After breakfast, I sent the children to school and then I went to the shops.
早饭后，我送孩子们上学，然后就去了商店。