例句與造句

1. these complex samples are broken down into a series of less complex fractions based on the chemical properties of constituent proteins
   于是這些復(fù)雜的樣本根據(jù)組成蛋白的化學(xué)特性不同被分解成一系列較低復(fù)雜性的部分。
2. It's difficult to find complex fractions in a sentence. 用complex fractions造句挺難的