Polyampholyte
聚两性电解质
🗣️ 情景例句
If she is stupid, she's at any rate pleasant to look at.
如果说她头脑不灵，她这人至少容貌不错。
How long did the movie last?
电影放了多久了？
But a closer study of the evidence, supported by a deeper sense of the period,
但是，进一步仔细研究，对那个时代的深化了解，