拉锯

拉锯	lā jù	a two-man saw / fig. to-and-fro between two sides
拉	lā	to pull / to play (a bowed instrument) / to drag / to draw / to chat / (coll.) to empty one's bowels
锯	jū	variant of 锔
锯	jù	a saw (CL:把) / to saw