The decrease in sex hormones inhibits the development of primary and secondary sex characteristics during puberty.

性激素水平的下降抑制了青春期第一和第二性征的发育。

The increased production of sex hormones drives the development of primary and secondary sex characteristic that we see during puberty.

性激素生成的增加促进了青春期内我们见到的第一性征和第二性征发育。

The Tanner scale, or Tanner stages, is a predictable set of steps that males and females go through as they develop primary and secondary sex characteristics and become sexually mature.

Tanner量表或Tanner分期可以用来预测男性和女性第一性征、第二性征以及性成熟的发育历程。

But mostly, gentlemen, the primary characteristic that a woman is looking for is a man that isn't an arse—something that will be made much, much worse if you inject yourself with steroids. Ironically.

但最重要的是，先生们，女人寻找的主要特征是一个不是白痴饭桶的男人——如果你给自己注射类固醇，情况只会变得更糟。这很讽刺。

During puberty, waves of estrogen and progesterone regulate primary sex characteristics, like monthly changes to the ovary stroma to promote egg maturation and ovulation, and changes to the uterine wall lining as part of the menstrual cycle.

在青春期，雌激素和孕酮水平的波动会调节第一性征，如每月卵巢基质的变化促进了卵子成熟和排卵，以及作为月经周期一部分的子宫内膜的变化。

Having an extra X chromosome makes the testicular cells generate less testosterone, which is a hormone responsible for primary sex characteristics like development of the sex organs as well as secondary sex characteristics like height and body shape.

多一条X染色体会让睾丸间质细胞的睾酮产量下降；睾酮这种激素不仅负责第一性征的发育，如性器官发育，也负责第二性征发育，如身高和体形。

But mostly, gentlemen, the primary characteristic that a woman is looking for is a man that isn’t an arse - something that will be made much, much worse if you inject yourself with steroids. Ironically.

但大多数情况下，先生们，女人正在寻找的主要特征是一个不是混蛋的男人——如果你给自己注射类固醇，这种情况会变得非常非常糟糕。讽刺地。