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1.dig out of 挖出
They try to dig it out of the snow.
他们试着把它从雪地里挖出来。
2.figure out 想出
I think we should figure out some ways to stop people from polluting the river and call on them to fight against pollution.
我认为我们应该要想出一些办法来阻止人们污染这条河，并号召人们同污染做斗争。
n. 污染，污染物
