双管齐下
shuāng guǎn qí xià
lit. to paint holding two brushes (idiom); fig. to work on two tasks at the same time
to attack one problem from two angles at the same time
shuāng guǎn qí xià
lit. to paint holding two brushes (idiom); fig. to work on two tasks at the same time
to attack one problem from two angles at the same time