practicum (n.) practicing (adj.) practices n.练习；实行；习惯；业务v.练习；实践；开业；执业practiced (adj.) practice (v.) practice n. 实践；练习；惯例 vi. 练习；实习；实行 vt. 练习；实习；实行practically (adv.) practicality (n.) practical (adj.) practicable (adj.) practicability (n.) practic (n.) ppm abbr. 每分钟页数(=pages per minute)abbr. 百万分之 ... (=parts per million)poy (n.) poxy (adj.) pox (n.) powwow (n.) powers n.力量；力；能力；权力；【数】幂；电力v.使有力量；给 ... 提供动力adj.电力的；力量的；权力的powerless (adj.) powerhouse (n.)