Acacin
[化] 金合欢胶
🗣️ 情景例句
when it's very cold out.
冬天外面很冷的时候。
I didn't catch that, Could you go over that again?
我没有听清楚，请你再说明一下好吗？
He's picking the apples on that tree. He's putting them in a basket.
他在摘那棵树上的苹果。他正在把苹果放进一只篮子里。