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| 1. | taunting him with want of courage to leap into the great pit (Daniel Defoe). |
| 奚落他缺少勇气跳入大坑（井尼尔 迪福）。ITwit指通过提及尴尬的事情而奚落： |
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| 2. | taunting him with want of courage to leap into the great pit |
| 奚落他缺少勇气跳入大坑 |
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| 3. | taunting him with want of courage to leap into the great pit(Daniel Defoe.Totwitis to taunt by calling |
| 奚落他缺少勇气跳入大坑（井尼尔 迪福）。Twit指通过提及尴尬的事情而奚落： |
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| 4. | When the depth of material to be removed is great, the face pit is cut back in a series of benches. |
| 这些阶梯叫台阶。当排移物料的深度很大时，矿坑的边坡被切割成一系列的台阶，不同水平的台阶用斜坡连接，以便于汽车或火车运走矿石。 |
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