吐絲

(of spiders, caterpillars, silkworms etc) to extrude silk

to spit / to send out (silk from a silkworm, bolls from cotton flowers etc) / to say / to pour out (one's grievances)

to vomit / to throw up

silk / thread / trace / (cuisine) shreds or julienne strips / CL:條|条[tiao2] / classifier: a thread (of cloud, smoke etc), a bit, an iota, a hint (of sth) etc