| 1. | The cement appears to be a liquid protein . 胶接剂看去象是一种液态蛋白质。 |
| 2. | The rod can be cemented in . 我们可以把投影杆用水泥胶合起来。 |
| 3. | The teeth were firmly cemented in their sockets . 牙齿被牢固地粘合在其孔窝内。 |
| 4. | Cement is the bond in concrete . 在混凝土中水泥是粘结剂。 |
| 5. | The builders poured a solid foundation of cement . 建筑工人浇注了坚实的水泥地基。 |
| 6. | The cows were prodded into a narrow cement corridor . 牛被赶到一条狭窄的水泥过道。 |
| 7. | Cement is made from limestone . 水泥是由石灰石造成的。 |
| 8. | Do not walk on the wet cement . 不要在湿水泥上行走。 |
| 9. | He attacked this wall, cemented by the hand of time . 他进攻这道被时间之手封闭了的墙。 |
| 10. | Older reefs become cemented up . 老礁块胶结起来。 |