Polydimethylsiloxane
聚二甲硅氧烷; 聚二甲硅氧烷
🗣️ 情景例句
Your favorite people?
你喜欢的人？
You've already quoted a price of $ 800 per 1,000. Is there a discount for larger orders?
你报的价是每1000个要美金800元，如大量订购有折扣吗？
Armed with a torch, the vicar went up into the clock tower to see what was going on.
牧师拿着一支电筒走上钟楼想去看看究竟发生了什么事情。