warplane的复数形式怎么拼写

Weighing in at eighty tons, the B-19 was easily the largest and most sophisticated warplane in the world.B-19重达80吨，无疑是世界上最大、最先进的军用飞机。Arad was the navigator of an Israeli warplane that crashed in Lebanon in October 1986.A...

warplane的音标：warplane的英式发音音标为：['wɔ:pleɪn]warplane的美式发音音标为：['wɔrpleɪn]...

n.军用机...