词汇	字键
释义	字键 zìjiànkey on a keyboard
随便看	close down time close-down time close downward kick closed-packed code closed packed hexagonal structure closed-packed hexagonal structure closed packed hexagonal system closed-packed hexagonal system closed packed layer structure closed packed structure closed packing closed pair closed pancreatic trauma closed panel method closed pass closed path closed path, loop closed path space closed pattern closed pattern match closed pcv system closed penal institution closed period closed personality Closed pertrochanteric fracture