钉, 挂钩, 桩
a short cylindrical piece of wood or metal, typically tapered at one end, that is used for holding things together, hanging things on, or marking a position.
:
• She hung her coat on a wooden peg.
她把外套挂在木钉上。
• The tent was secured with several ground pegs.
帐篷用几个地钉固定。