Polyvinylamine
聚乙烯胺; 聚乙烯胺
🗣️ 情景例句
I like this song very much, in terms of its rhythm and melody.
我很喜欢这首歌，喜欢它的节奏和旋律。
I ate bread for breakfast yesterday.
我昨天早饭吃的是面包。
During a bullfight, a drunk suddenly wandered into the middle of the ring.
在一次斗牛时，一个醉汉突然溜达到斗牛场中间，