to beat the band

to back down to back onto sth to badger sb for sth to badger sb with question to bail sb out to bale out to band together to bandy sth about to bandy words with sb to bang up to bank sth up to bargain on doing sth

polyethylene glycol sebacate polyethylene glycol terephthalate polyethylene imine polyethylene malonate polyethylene polyamine polyethylene polyaminopolyacetic acid polyethylene terephthalate polyethyleneglycol polyethyleneimine polyethylenes