单词	gunnery practice
释义	gunnery practice 射击练习
随便看	central detector central difference central difference formula central difference interpolation central difference notation central difference operator central difference system central digital computer central dipole central disc central discharge central disk central disk-shaped retinopathy central dislocation central dispatching division central dispatching room central dispatching station central displacement of metal central display unit Central Dist. central distance central distributed system central distribution office central distribution switch board Central District yfyf yfyh yfyj yfyl yfym yfyr yfys yfyt yfyw yfyx 冬藏冬虫夏草冬蛰冬衣冬装冬训冬贮冬赈冬运冬运会