symmetrical twin

例句：

1. 1. The symmetrical twins are always dressed alike.
   这对对称双胞胎总是穿着一样的衣服。
2. 2. The symmetry of the twins' faces is strikingly similar.
   这对双胞胎的脸的对称性惊人地相似。
3. 3.The twins were born with a rare genetic condition that caused them to be identical in every way.
   这对双胞胎出生时患有一种罕见的遗传病，使他们在每一个方面都一模一样。