单词	leaf coal
释义	leaf coal 薄煤
随便看	internal boring internal boundary internal boundary condition internal boundary conditions internal boundary layer internal bound block internal braced wing internal bracing internal bracket internal-brake internal brake internal brake shoe internal branch internal branchia internal branchia (or internal gill) internal break internal breakdown internal breeder internal breeding internal breeding ratio internal bremsstrahlung internal broach internal broacher internal-broaching internal broaching whbz whcl whcq whdb whdy whfc whfcwsrh whfy whjl whjx 北极海北极熊北极狐北欧北殷北汉北江北洋北海北温带