Dustcell
肺泡噬細(xì)胞
??? 情景例句
It's six o'clock.
已經(jīng)六點(diǎn)了。
He who fears being conquered is sure of defeat.
怕吃敗仗的就要打敗仗。
I'm sorry to have bothered you.
對(duì)不起，打擾你了。