例句與造句

1. Most mammalian cells contain multiple species of dna dependent dna polymerases .
   大部分哺乳動物細(xì)胞均含有多種依賴DNA的DNA聚合酶。
2. Most mammalian cells contain multiple species of dna dependent dna polymerases
   大部分哺乳動物細(xì)胞均含有多種依賴dna的dna聚合酶。
3. It's difficult to find multiple species in a sentence. 用multiple species造句挺難的