identical twin

US 
UK 
  • n.单卵性双胞胎之一(性别相同,外貌相似)
  • Web同卵双生;同卵双胞胎;全等双生
Plural Form:identical twins  
identical twin
n.
1.
单卵性双胞胎之一(性别相同,外貌相似)either of two children or animals born from the same mother at the same time who have developed from a single egg. Identical twins are of the same sex and look very similar.

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