滑
Cunning, Glide, Lubricant, Lubricated, Skate, Ski, Slick, Slide, Slip, Slippery, Smooth
Slippery, Slick, Smooth, Lubricated, Cunning, Ski, Skate, Slip, Slide, Glide, Lubricant
輪
Alternate, Cycle, Gear, Recur, Rotate, Stately, Take turns,, Turn, Wheel
Wheel, Gear, Turn, Rotate, Cycle, Recur, Alternate, Take turns, majestic, Stately