Hemoconcentration
血濃縮
??? 情景例句
That guy is as fat as a pig.
那家伙胖得像頭豬。
We need skilled electricians.
我們需要有技術的電工。
These satellites go round the earth and help us to learn more about the earth, the weather and other things.
這些衛星繞著地球轉，幫助我們更好地了解地球、天氣和其他情況。