Polydimethylsiloxane
聚二甲硅氧烷; 聚二甲硅氧烷
🗣️ 情景例句
Uh, why does he always have to slam the door?
唉 为什么他老是砰一声地关上门
Do you live on Dundas St?
你在登打士街居住吗？
They put their hands behind their backs, so you can't see their hands.
他们将手放在背后，这样你就看不见他们的手了。