力學 lìxué mechanics Origin Definitions Defs Strokes Stroke Words Sentences Sents lìxué mechanics 力 lì noun force physical force that changes the motion or shape of an object学 學 xué nounaffix branch of learning (bound form) a subject or branch of study; often used as a suffix for -logy, -ics, or -sciencelìxué to study hard 力 lì verbnoun strenuously to use all of one's strength; to do something with great effort or vigorously学 學 xué verb to study to study; to learn; to gain knowledge or skills