派生词： lamebrain adj.
noun
informal especially NAmE呆子；笨蛋 a stupid person
They invented some lamebrain scheme to get rich quick .
为发横财，他们想出了个蠢办法。
The next time your friend does not get one of your jokes , there is no need to accuse him of being a lamebrain .
下次你的朋友听不懂你讲的笑话时，没有必要笑人家笨。
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