[shǒu zú chóng jiǎn]   

手    足    重    茧    手上脚上长满了层层老茧。形容长期劳累。

手上脚上长满了层层老茧。形容长期劳累。

With hands and feet covered by thick callosities as a result of hard work

手眼通天    手不停挥    手泽之遗    手急眼快    手无寸刃