双胞胎的

First of all, the male sex longer, after a number of rounds, will enable the woman excited.

首先，如果双胞胎的别不同，那么他们肯定是异卵双胞胎。

If your mother's family has a history of non-identical twins, then you are far more likely to have twins yourself.

如果你母亲的家族有生异卵双胞胎的传统，那么你也非常有可能生一对双胞胎。

They found that, on average, a pair of identical twins shared more personality traits than a pair of non-identical twins.

当问及他们有多幸福时，同一对双胞胎的反映比非双胞胎有更多的相似之处。

In a study of nineteen sets of twins who had been separated from birth, investigators found that in approximately two thirds of the sets there were no more significant differences than existed among unseparated pairs of twins.

在对从一出生就分离的19对双胞胎的研究中，研究者发现，其中约三分之二的双胞胎之间的差异与一起长大的双胞胎之间的差异一样不明显。

Para.4 In a study of nineteen sets of twins who had been separated from birth, investigators found that in approximately two thirds of the sets there were no more significant differences than existed among unseparated pairs of twins.

整句话的意思为：在对从一出生就分离的19对双胞胎的研究中，研究者发现其中约三分之二的双胞胎之间的差异与一起长大的双胞胎之间的差异一样不明显。

Dizygotic twin pregnancies account for about two-thirds to three-quarters of all spontaneous multiple pregnancies in a random population, therefore the results of this study predominantly, but not exclusively, represent fraternal twins.

因为在随机人群的自发性多胎妊娠中，双合子双胞胎妊娠占了大约2/3到3/4，所以本研究主要反映了异卵双胞胎的情况。

Studies of monozygotic twins suggest a 70% chance of a twin developing psoriasis if the other twin has psoriasis.

同卵双胞胎的研究表明了一个双发展中国家70％的机会银屑病如果其他双胞胎银屑病。

Studies of monozygotic twins suggest a 70% chance of a twin developing psoriasis if the other twin has psoriasis.

同卵双胞胎的研究表明了一个双发展中国家70％的机会牛皮癣如果其他双胞胎牛皮癣。

Scientists compared gene expression patterns of 11 pairs of monozygotic twins, who shared the same egg and were genetically identical, but only one of them had RA.

科学家对11对单卵双胞胎的基因表现方式进行了对比，这些双胞胎共享着同一个卵子，具有同样的遗传。他们中只有一个患有风湿病。

VIENNA - Organisers of the 2008 Europeanfootballchampionship unveiled two spiky-haired twins as thetournamentsofficial mascots on Wednesday but said the pair wereyet to benamed.

2008年欧锦赛组委会周三揭晓了大赛的官方吉祥物——一对拥有钉子状发型的双胞胎，但这对双胞胎的名字目前还未确定。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。