Fluoroalkylpolysiloxane
氟烷基聚硅氧烷
🗣️ 情景例句
In China, Spring Festival is the biggest holiday of the year, but in the west Christmas is the biggest.
中国最大的节日是春节，西方最大的节日是圣诞节。
Certainly.
当然可以。
You are walking too fast. I can't keep up with you.
你走得太快，我跟不上。