rubber stamp

1 small device for printing dates, signatures, etc on a surface by hand 橡皮图章. 2 (fig 比喻) person or group that automatically gives approval to the actions or decisions of others 机械地赞同他人的行动或决定的人或团体.

RSPB, RSPCA, RSV, RSVP, Rt Hon, Rt Rev (also Rt Revd), RU, rub, rub (sb/oneself/sth) down, rub (sth) off, rub away, rub down, rub off, rub out, rub sb out, rub sth in/into sth, rub sth up, rubber, rubber goods, rubber plant, rubber-neck, rubber-stamp, rubberize, rubberise, rubbery, rubbing, rubbish, rubbishy, rubble, rubella, Rubicon, rubicund, rubric, ruby, ruby wedding, RUC, ruche, ruched, ruck, rucksack, ruckus,