Polydialkysiloxane
聚二烷基硅氧烷
🗣️ 情景例句
Did you read the story in the paper, Malcolm?
你看到报纸上的新闻了吗 ，Malcolm？
I think so.
我想是这样。
When anyone opens a current account at a bank,
任何人在银行开一个活期账户，