Polyvinylidene
a. [化]聚偏二乙烯的
🗣️ 情景例句
And Dad called the ASPCA.
爸爸打电话给ASPCA。
Please look at the data of this first chart.
请看第一幅图表的数据。
What a pity! Never mind. We must get together some other time for a chat.
真可惜！不过不要紧。我们必须找个时间聚一聚、聊一聊。