单词	superfecundation
释义	superfecundation /ˌsuːpəfɛk(ə)nˈdeɪʃ(ə)n / /ˌsjuːpəfiːk(ə)nˈdeɪʃ(ə)n/ noun [mass noun] Medicine & Zoology Fertilization of a second ovum during the same oestrus cycle as a result of a second mating, leading to fetuses of the same age but different parentage.Traditionally, cases of superfecundation have been discovered by the starkly different appearances of twins.... The scientific term describing fraternal twins by different fathers is heteropaternal superfecundation. Obviously, the twins resulting from superfecundation are dizygotic.
随便看	significantness significant other significate significatio signification significational bazoo bazooka bazoom B & B BB b-ball BBC BBC English BB cream BBD BB gun BBIN bbl. BBM b-boy BBQ BBS BC bcc

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