踩線團

group on a tour to get acquainted with the local situation

variant of 踩[cai3]

to step on / to tread / to stamp / to press a pedal / to pedal (a bike) / (online) to downvote

to scout for a tour operator / to reconnoiter a potential tour itinerary / (tennis) to commit a foot fault

thread / string / wire / line / CL:條|条[tiao2],股[gu3],根[gen1] / (after a number) tier (unofficial ranking of a Chinese city)

ball of string

round / lump / ball / to roll into a ball / to gather / regiment / group / society / classifier for a lump or a soft mass: wad (of paper), ball (of wool), cloud (of smoke)