11. | Custom was in the early days the cement of society. |
| 习俗在古代是社会的黏合剂。
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12. | Cement , sand and water are mixed to make concrete. |
| 水泥、沙和水被搅拌成混凝土。
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13. | Peter was coated in cement and sand, but we picked him up and dusted him down. |
| 彼得满身都是水泥和砂子,我们把他扶起,给他掸掸干净。
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14. | He faced the wall with cement . |
| 他用水泥涂墙壁。
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15. | The builders poured a solid foundation of cement . |
| 建筑工人浇注了坚实的水泥地基。
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16. | In industry, it can be applied to cosmetics, paint, cement . |
| 在工业上,它能应用于化妆品、涂料、水泥。
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17. | This cement was first patented in 1824 but it was not in wide use until the beginning of the present century. |
| 这种水泥在1824年首次取得了专利,但是直到本世纪初才广泛地应用。
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18. | Stones bound together with cement make good roads. |
| 石头与泥水黏结在一起可以建造坚固的道路。
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19. | He has done so much to cement the relations between England and Japan. |
| 他为巩固英国与日本之间的关系做了大量工作。
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20. | Concrete is made of cement ,sand ,stones ,and water. |
| 混凝土是用水泥,沙,石子和水制成的。
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