Bisecant
二度割线
🗣️ 情景例句
Please fill it out completely.
请全部填写。
You're so great!
你真行！
There were hardly any trees on the island and there was no water, but this did not prove to be a problem.
岛上几乎没有一颗树，也没有淡水，但这不算什么问题。