Protoacin
[化] 银树苦素; 山龙眼苦素
🗣️ 情景例句
This is a wonderful example of Spanish-style architecture.
这是栋很棒的典型西班牙式建筑。
She's free on Friday and Saturday.
她周五和周六有空。
We got stuck in a traffic jam on our way to the airport.
去机场途中塞车了。