缓倾斜层flat: adj. (flatter; flattest) 1.平 ...dip: vt. (dipped, 〔古语〕 dipt; dipp ...bed: n. 1.床,床铺;床位,铺;(动物的)窝;〔比喻〕安乐 ...flat dipping bed: 缓倾斜层flat-dipping bed: 平缓倾斜岩层下载手机词典可随时随地查词查翻译