pyrone
/'paɪrəʊn/
n. 
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jig-boring, jigged-bed, jigger, jiggered, jiggering, jiggers, jiggery-pokery, jigging, jiggle, jiggly,
相似单词
pyromucyl, pyromucylanhydrin, pyro-musical, Pyron, pyronaphtha, pyrone, pyrones, pyronine, pyroninophilic, pyroniobate,