Microfloatation
微量浮選
??? 情景例句
I'm most grateful to you for taking so much trouble to explain the best way of getting there.
你不厭其煩地給我解釋去那里的最佳途徑，我對些深表感激。
I am not through with school yet.
我還沒有畢業。
In my opinion, we should buy the IBM PC 586.
我認為我們應該買IBM586微機。