動(dòng)腦的用法和樣例：
例句
-
在有些猜謎游戲中，你必須始終積極開(kāi)動(dòng)腦筋。
In some of these guessing games you need to be on your toes all the time. -
有些學(xué)生很懶惰；另一些則勤動(dòng)腦筋，因而學(xué)有所成。
Some students are lazy, but others beat their brains and succeed. -
快點(diǎn)，你們這群笨蛋--開(kāi)動(dòng)腦筋嘛！
Come on, you dozy lot use your heads!
