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fraternal twin

/frəˈtɜːrnəl twɪn/

翻译: 双胞胎之一,由两个不同的受精卵分别发育而成,因此他们之间的基因相似度约为50%,与普通兄弟姐妹相同。他们可以是同性或异性,外貌也不一定相似。

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/frəˈtɜːrnəl twɪn/B2formalmedical
  • zh双胞胎之一,由两个不同的受精卵分别发育而成,因此他们之间的基因相似度约为50%,与普通兄弟姐妹相同。他们可以是同性或异性,外貌也不一定相似。

One of two siblings born from the same pregnancy who developed from separate fertilized eggs, resulting in them sharing about 50% of their DNA, similar to non-twin siblings. They may be of the same or different sexes and do not necessarily look identical.

  1. Non-identical twinB1formal

    One of two siblings born from the same pregnancy who developed from two separate eggs fertilized by two different sperm cells, resulting in genetic differences similar to any siblings.

    zh异卵双胞胎

    • My brother and I are fraternal twins, so we don't look exactly alike.
    • Fraternal twins can be of different sexes.
    • The doctor confirmed that the twins are fraternal, not identical.