Decacyclene
十环烯
🗣️ 情景例句
We're going to go to lunch in a few minutes, honey.
我们一下子就去吃中餐， 亲爱的。
Just a minute and I'll see if there are any flights.
等一下，我来看看有没有班机。
What colour is it?
是什么颜色的？