ramify

v (pt, pp -fied) [I, Tn esppassive 尤用於被动语态] (fml 文) (cause sth to) branch out in many directions; make or become a network （使某物）向各方分枝; （使）成网状: a ramified system, eg of railways 网状系统（如铁路的）.

raisin, raison d'etre, raj, rajah (also raja), rake, rake-off, rakish, rakishly, rakishness, rallentando, rally, ram, ram-jet, Ramadan, ramble, rambler, rambling, rambunctious, ramekin, ramification, ramp, rampage, rampant, rampantly, rampart, ramrod, ramshackle, ran, ranch, rancher, rancid, rancidness, rancor, rancorous, rancorously, rancour (US rancor), rand, randily, randiness, random,