| 1. | Coal is much calorific than green wood .
煤产生的热量比湿木材多得多。
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| 2. | It 's difficult to ascertain the coal deposits ...
煤储量很难探明。
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| 3. | They have put up the price of coal again .
他们把煤的价钱又提高了。
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| 4. | We ran out of coal , and had to burn wood .
煤烧完了，只好烧木头。
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| 5. | I hate to see someone raked over the coals .
我讨厌见到别人挨骂。
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| 6. | It 's more economical to use gas than coal ..
烧煤气比烧煤上算。
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| 7. | We have enough coal to see the winter out .
我们有足够的煤过冬。
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| 8. | We have received an order for two tons of coal .
我们已收到两吨煤的定单。
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| 9. | Coal itself is a heavy pollutant .
煤本身就是一种严重的污染物。
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| 10. | He contracted to supply me with coal regularly .
他订约将煤按期供给我们。
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