backsloper n.內坡機；刮溝刀backslope n.內坡(後坡；海脊緩坡側)backslip n.附簽backsliding n. 倒退，故態(tài)複萌；墮落 v. 倒退，故態(tài)複萌；墮落（backslide 的現(xiàn)在分詞）backslides vi.墮落；退步；背離宗教backslider n. 想改掉壞習慣，但改了一段時間後又恢複老習慣的人backslide (v.) backslide v. 倒退，墮落 n. 倒退，墮落backslidden v.墮落；退步；背離宗教backslid v.墮落；退步；背離宗教backslash (n.) backslash n.反斜線符號(\)backslaps v.拍背以示友好backslapping n. 拍背 v. 拍背（以示友好）（backslap 的現(xiàn)在分詞）backslapper 過分友好者backslapped v.拍背以示友好backslap v.拍背以示友好backslagging n.爐後出渣backskin 倣鞣皮織物backsizing n.背麪塗膠