虾线

虾线	xiā xiàn	digestive tract of a shrimp / sand vein
虾	há	used in 虾蟆
虾	xiā	shrimp / prawn
线	xiàn	variant of 线
线	xiàn	thread / string / wire / line / CL:条,股,根 / (after a number) tier (unofficial ranking of a Chinese city)