Polybutadiene
[机] 聚丁二烯
🗣️ 情景例句
Here are a few magazine articles complimenting our products.
这是些称赞我们产品的杂志文章。
She's off to Guangzhou tomorrow.
她明天出发去广州。
Have you ever put your trousers in the washing machine and then remembered there was a large bank note in your back pocket?
你有没有把裤子塞洗衣机，然后又想在裤子的后兜有一张大面值的纸币？