词汇	lower beach area
释义	lower beach area 下游滩区
随便看	principal main principal maintenace period Principal Maintenance Inspector principal maintenance period principal main track principal mamillary fasclculus principal management facility principal manifold principal manufacturer principal map principal mapping principal mark principal market principal mask principal mass principal matrix principal maximum principal mechanical components Principal Medical Officer principalmente principal merging principal meridian principal meridian of gnomonic chart principal meridians principal merrdian