釘, 掛鉤, 樁
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.
她把外套掛在木釘上。
• The tent was secured with several ground pegs.
帳篷用幾個地釘固定。