regulatory

a.1.规章的;2.调节的

regress, regression, regressive, regret, regretful, regretfully, regrettable, regrettably, regroup, regrow, Regt, regular, regularity, regularization, regularisation, regularize, regularize, regularise, regularly, regulate, regulation, regulator, regurgitate, regurgitation, rehabilitate, rehabilitation, rehabilitative, rehash, rehear, rehearing, rehearsal, rehearse, rehouse, Reich, reign, reigning, reimburse, reimbursement, rein, reincarnate, reincarnation, reindeer,