rabbit-warren

n (a) area of land full of connected burrows made by wild rabbits 野兔繁殖区（有野兔挖的相接的洞穴）. (b) (fig usu derog 比喻, 通常作贬义) building or district full of narrow winding passages 有许多弯曲狭窄通道的建筑物或地方.

quoit, quorum, quota, quotable, quotation, quotation-marks (also quotes), quote, quote from, quoth, quotidian, quotient, R, R and D, R, r, RA, rabbi, rabbinical, rabbit, rabbit punch, rabbit-hutch, rabbity, rabble, rabble-rouser, rabble-rousing, Rabelaisian, rabid, rabies, RAC, raccoon (esp US) (Brit also racoon), race, race relations, race-meeting, race-riot, race-track, racecard, racecourse, racegoer, racehorse, raceme, racer,