twi工厂: factory; mill; plant; works内: inner; inside; within训练: train; drill; manage; practi ...厂内训练: in-plant training工场内训练: training within industry下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:工厂内训练,即可在微信中查询翻译