Polydialkysiloxane
聚二烷基硅氧烷
🗣️ 情景例句
He's your best man.
他是男傧相呀。
One flower makes no garland.
一木不能成林。
he answered me, but he spoke neither slowly nor clearly.
他回答了，但他讲得既不慢也不清楚。