Cassinoid
卡西尼卵形线
🗣️ 情景例句
Sir, I thought this was an emergency.
先生，我想这是一位急病患者。
I must insist you finish what you have started!
我是说一旦开始的事就必须坚持到底！
Good! That's done. Now the tree must be tied to the stick.
好的！做好了。现在该把树系在木棍上了。