n. the activity of exerting your muscles in various ways to keep fit
n. systematic training by multiple repetitions
n. a task performed or problem solved in order to develop skill or understanding
n. (usually plural) a ceremony that involves processions and speeches
n. 行使, 执行, 运动, 练习, 作业
vt. 运用, 练习, 运动
vi. 练习, 锻炼