byssus

6 There were white cotton draperies and violet hangings, held by cords of crimson byssus from silver rings on marble pillars.

庭院各处装饰着白色紫红色的毡，系着纯白色朱红色的彩带，悬在白大理石柱的银环上；

Limnoperna fortunei can attach to the inner walls of raw water pipe by thread-like byssus and reproduced rapidly, resulting in clogging of pipe and valves.

水壳依靠足丝附着在管道,快速大量繁殖,会导致管道、阀门等堵塞。