溜索 Traditional form: 溜索 Pinyin (reading): liūsuǒ Definitions: zip line Characters: 溜 - to slip, to slide, to glide; slippery 索 - cable, rope; rules, laws; to demand, to exact; to search, to inquire Traditional characters: 溜 - to slip, to slide, to glide; slippery 索 - cable, rope; rules, laws; to demand, to exact; to search, to inquire