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81. | Constituent cells retain their unique genetic constitution. |
| 构成器官的细胞保留着它们独特的遗传组成。 |
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82. | To keep up appearances |
| 维持体面 |
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83. | maintain market |
| 维持市场 |
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84. | eliminate the false and retain the true |
| 去伪存真 |
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85. | carrying cost |
| 维持成本 |
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86. | caused by or designed to retain heat. |
| 由热量造成的或者设计用来保持热量的。 |
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87. | Jets of compressed air lift the hovercraft off the ground, and flexible skirts around the craft retain |
| 压缩空气的喷射气流将气垫船浮在地面上,船的四周有柔性围裙来维持气垫并使气垫船稳定。 |
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88. | The balance sheet have50, 000in retain income. |
| 资产负债表上有50,000英镑的留存收益。 |
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89. | To make(a supply)last by practicing strict economy. |
| 竭力维持十分节俭以使供应能维持 |
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90. | retain the characteristics of the working people |
| 保持劳动人民的本色 |
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