美[??kro?m?'t?s?t?] 1 . Gastric juice is a kind of acidic achromaticity fluid. It is very important for food transportation.
胃液是一種無色而呈酸性反應的液體,它對食物的輸送具有重要的影響.
來自互聯網
1 . 非彩色
achromatic 消色差的無色的achromaticity消色差；非彩色achromatism =achromaticity
