structure of the cell walls造句

例句与造句

1. the structure of the cell wall has long been the object of intensive study .
   细胞壁的结构是长期以来深入研究的对象。
2. it is clear that the composition and structure of the cell wall are strictly controlled .
   现在已经明白，细胞壁的成分和结构受到严密的控制。
3. It's difficult to find structure of the cell walls in a sentence. 用structure of the cell walls造句挺难的