Polydialkysiloxane
聚二烷基硅氧烷
🗣️ 情景例句
Well, it's all part of the same job.
嗯 它们都是同一项工作的一部份。
What is the highest mountain in this country?
这个国家最高的山是什么？
By then, however, in many places the grass had already taken root.
然而到那时，很多地方的草已经生了根。