vang
/væŋ/noun
1- Sailing each of two guy ropes running from the end of a gaff to the deck【航海】斜桁支索。
1.1
- （亦作boom vang）a fitting used to pull a boat's boom down and help control the shape of the sail稳索。
词源
mid 18th cent.: variant of obsolete fang, denoting a gripping device, from Old Norse fang ' grasp', of Germanic origin.