Sedimentologic
a. [地]沉積學(xué)的
??? 情景例句
What are you talking about?
你在說什么呀？
When is the ship supposed to leave?
船應(yīng)該在什么時(shí)候開？
We've been anxious about you. We were expecting you back much earlier.
我們都為你們著急呢。都盼著你們?cè)琰c(diǎn)兒回來。