[treated as sing.]the branch of applied mathematics dealing with motion and forces producing motion 力学 ■machinery as a subject; engineering 机械学;工程学
the machinery or working parts of something 机械部件;运转部件 he looks at the mechanics of a car before the bodywork. 他在看车体前先查看轿车的机械部件。 ■he way in which something is done or operated; the practicalities or details of something 操作方法;细节 the mechanics of cello playing. 大提琴演奏的手法。