birthstone
/'bɜːθstəʊn/ /'bɜːrθstoʊn/
n. 
石
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Halliday, hallimondite, halling, hallman, hallmark, hall-mark, hallo, halloa, halloo, hallow,
相似单词
birthparents, birthplace, birthrate, birthright, birthroot, birthstone, birthwort, biruet, biryani, bis,