第一，迷你对话

　　A: He is such a bean brain. He actually did not know my favorite flower is orchid.

　　他真是个大笨蛋，竟然不知道我钟爱的花是兰花。

　　B: What did you expect? All men are the same.

　　你又期望什么呢？所有的男人都一样。

　　第一， 地道表达

　　bean brain

　　1. 解词释义

　　A bean brain的字面意思是“一个豆子那么大的脑袋”，比喻“（一个人）笨得要命”“白痴，蠢材”的意思。

　　2. 例句拓展

　　e.g. He's just full of wind and a bean brain!

　　他空话连篇, 是个蠢材!

　　e.g. In examination a bean brain ask questions that the wise cannot answer .

　　在考场里，蠢材会问些天才也答不出的问题。

　　e.g. He is not a bad fellow, though he is a bean brain in his profession.

　　他这个人不错，虽然就他的本行来说，他纯粹是个笨蛋。

　　e.g. What a bean brain! Couldn't he use his eyes?

　　十足的笨蛋！他没长眼睛吗？