Cellulosis
纖維分解
??? 情景例句
We're promoting you to a senior position effective immediately.
我們將馬上給你升職。
You must have dialed the wrong number.
你肯定撥錯(cuò)了號(hào)。
How long have you been at this school?
你到這學(xué)校有多么時(shí)間了？