flagon的复数形式怎么写？

He drank off the flagon of wine amid their cheers.在他们的喝彩声中他喝了一大瓶酒.He bore the flagon to the altar, which position in the court of the priests.他肩著水瓶来到祭司院子当中的祭坛前....

flagon的音标：flagon的英式发音音标为：['flægən]flagon的美式发音音标为：['flæɡən]...

n.酒壶，大肚酒瓶...