Spiran
[机] 螺环化合物
🗣️ 情景例句
Let's get the ball rolling.
让我们开始吧。
The negotiations on the rights and obligations of the parties under contract turned out to be very successful.
就合同保方的权利和义务方面的谈判非常成功。
Sorry to hear that.
听到这个消息我很难受。