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| 81. | lead pursuit |
| 引导跟踪方式 |
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| 82. | In the pond（池塘） the sponsor（发起人、主办人、赞助） responded（回应、反响） to the correspondent's（通讯员） corresponding（相应的 |
| 在池塘里主办者对通讯员的相应责任作出了回应. |
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| 83. | lead tetraethide |
| 四乙基铅 |
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| 84. | lead dioxide |
| 二氧化铅 |
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| 85. | lead nitrate |
| 硝酸铅 |
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| 86. | lead refinery |
| 炼铅厂 |
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| 87. | lead sulfide |
| 硫化铅 |
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| 88. | terminal lead |
| 引线端子 |
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| 89. | Lead screen |
| 铅屏 |
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| 90. | molten lead. |
| 铅水 |
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