paean的复数形式怎么拼写？

paean的音标：paean的英式发音音标为：['pi:ən]paean的美式发音音标为：['piən]...

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Bushes, spreading waves of insects sound, they tirelessly played with a paean to life, then!草丛里传来阵阵虫鸣声, 它们在不知疲倦地上演着一曲生命的赞歌呢!...