custodian

n.保管人，监护人；公共建筑看守

curtain, curtain-call, curtain-raiser, curtly, curtness, curtsey (also curtsy), curvaceous, curvature, curve, curved, curved glass, curvy, cushion, cushy, cusp, cuss, cussed, custard, custard pie, custodial, custody, custom, Custom House, custom-built (also custom-made), customarily, customary, customer, customize, customize, -ise, customs, customs house, customs union, cut, cut across, cut at sb/sth, cut back, cut down, cut down on, cut glass, cut in,