| 1. | The cell walls must expand as the cells grow .
当细胞生长时细胞壁必然扩张。 |
| 2. | The prisoner rapped out a message on the cell wall .
那囚犯敲打囚室的墙来传达信息。 |
| 3. | Cellulose is the major constituent of plant cell walls .
纤维素是植物细胞壁的主要成分。 |
| 4. | The root hair cell wall invaginates at the point of contact .
在接触点上，根毛细胞壁内凹。 |
| 5. | The combined cell then generates a new cell wall .
这样一来，已混合的细胞就会长出新的细胞壁。 |
| 6. | This introduction has been devoted to a brief glimpse of the cell wall .
本书专门论述细胞壁的主要概况。 |
| 7. | Cell death is associated with the breakdown of adjoining cell walls .
细胞死亡是同邻近细胞壁的解体相联系的。 |
| 8. | The entry of the bacteria is apparently facilitated by the loosening of the cell walls .
细胞壁松散易使细菌侵入。 |
| 9. | 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。 |
| 10. | Calcium pectate has been invoked as a material that binds together the cell walls of plants .
果胶酸钙起着粘结细胞壁物质的作用。 |
