Heterosiloxane
雜硅氧烷
??? 情景例句
if people took the time to read.
只要人們肯花時間去閱讀。
What time did you use to get up last year?
你去年時常什么時間起床？
A bar of Chocolate.A bottle of milk.A pound of sugar.
一塊巧克力、一瓶牛奶、一磅糖、