单词	Dr.doctor
释义	Dr.doctor 博士留学
随便看	joint whole-life policy joint width joint will joint wills joint wire joint with collet,artificial knee joint with crossing diaphragm joint with double butt strap joint with dovetail groove joint with jaws joint with outer annular-stiffener joint without gap joint with sealing plate joint with shearing ring joint with single butt strap joint with single cover plate riveting butt joint with single strap joint with staggered rivets joint with stiffening ring joint with stoppers,angle slip joint with teeth join two boards Join two Boards with nails join two cities jointwood senna seed