Opin
[计]= OPerational IN,操作输入
🗣️ 情景例句
They can build a space craft and send it to the edges of our very solar system.
他们能制出航空飞船并将其发送到太阳系的边缘。
I changed my mind.
我改变主意了。
Are you ready to sign?
准备好可以签名了吗？