Polyorganosiloxane
聚硅氧烷
🗣️ 情景例句
How much time will it take for my mail to get to where it is going?
我的信件到达它要去的地方要用多少时间？
Art lies in concealing art.
隐而不露即艺术。
The next morning, he found that the doors had been blocked by chairs and the furniture had been moved.
第二天早上，他发现酒吧间的门被椅子堵上了，家具也被挪动过。