Ferrotron
有膠合劑的羰基鐵
??? 情景例句
Where's your father?
你爸爸在哪？
What were you doing this time last year?
去年這時候你在干什么？
He picked up what seemed to be the smallest bottle and discreetly asked the price.
他挑出一個看上去最小的瓶子，謹(jǐn)慎地問了價。