动脑筋

拼音：dòng nǎo jīn

基本解释

用脑筋想；出主意。如：发动群众动脑筋，找窍门。如：他工作责任心很强，又善于动脑筋。

1.consider; think hard; use one's head; use one's brains to think; rack one's brains