投鼠忌器
投鼠忌器：投鼠忌器：投：用东西去掷；忌：怕，有所顾虑。想用东西打老鼠，又怕打坏了近旁的器物。比喻做事有顾忌，不敢放手干。[throw something at a rat,but afraid to break the vase;caution in taking action;burn not your house to rid it of the mouse;spare the rat to save the dishes;those who live in grass house should not thr