双胞胎 twin ; The Twins ; twin brother

连体双胞胎 conjoined twins ; Siamese twins

同卵双胞胎 identical twins ; monozygotic twin

异卵双胞胎 fraternal twins ; Non-identical

扭曲双胞胎 TwistedTwins

双胞胎之一 twin

双胞胎姐妹 twin sisters ; a twin sister

读书的鲍勃西双胞胎 The Bobbsey Twins at School

每次都是双胞胎 Twins every time

龙凤大双胞 Jack and Jill