1.She defeats human labour in the former, by her sterility; in the latter she makes it unnecessary, by her luxuriance.

前者它的不孕战胜了人类劳动，后者她的繁茂则使得人类劳动变得可有可无。

2.Between the sterility thus superinduced and that of hybrids, there are many points of similarity.

在如此超诱导的不育性和杂种的不育性之间， 有许多相似点。机翻

3.Animal studies suggest puberty blockers may cause cognitive damage, too. Cross-sex hormones have been linked to heart disease, strokes and sterility.

动物研究表明，青春期阻断剂也可能会导致认知损伤。跨性别激素与心脏病、中风和不育有关。

4.This leads to reduced testosterone levels and elevated luteinizing hormone and follicle stimulating hormone, all of which causes male sterility and feminized physical features.

病会造成患者体内睾酮水平降低以及LH和FSH水平升高，以上均会导致男性不育和外观性化。

5.In regard to the sterility of hybrids, in which the sexual elements are imperfectly developed, the case is somewhat different.

关于性要素发育不完全的杂种的不育性， 情况有些不同。机翻

6.The evidence is at least as good as that from which we believe in the sterility of a multitude of species.

证与我们相信大量物种不育的证一样好。机翻

7.In both cases the sterility is independent of general health, and is often accompanied by excess of size or great luxuriance.

在这两种情况下， 不育与一般健康状况无关， 并且通常伴随着体型过大或过度肥大。机翻

8.Why should the degree of sterility be innately variable in the individuals of the same species?

为什么不育程度在同一物种的个体中应是先天可变的？机翻

9.You see this little covering on the light is to make sure that even when you touch it, you still maintain your sterility.

你看到灯上的这个小覆盖物是为了确保即使你触摸它，你仍然保持无菌状态。机翻

10.From this extreme degree of sterility we have self-fertilised hybrids producing a greater and greater number of seeds up to perfect fertility.

从这种极端的不育程度， 我们有了自花授粉的杂交种， 它们产生越来越多的种子， 直达到完美的生育能力。机翻

11.The evidence is also derived from hostile witnesses, who in all other cases consider fertility and sterility as safe criterions of specific distinction.

证也来自敌对的证人， 他们在所有其他情况下都将生育能力和不育视为特定区别的安全标准。机翻

12.It can thus be shown that neither sterility nor fertility affords any certain distinction between species and varieties.

因此可以表明， 无论是不育性还是生育力都不能提供物种和变种之间的任何特定区别。机翻

13.Now do these complex and singular rules indicate that species have been endowed with sterility simply to prevent their becoming confounded in nature?

现在，这些复杂而奇异的规则是否表明物种被赋予不育性只是为了防止它们在自然界中变得混乱？机翻

14.The above view of the sterility of hybrids being caused by two constitutions being compounded into one has been strongly maintained by Max Wichura.

上述关于杂种不育的观点是由两种体质合二为一造成的， Max Wichura 一直坚定地坚持这一观点。机翻

15.This distinction is important, when the cause of the sterility, which is common to the two cases, has to be considered.

当必须考虑两种情况共有的不育原因时， 这种区别很重要。机翻

16.The authorities in Kenya have launched a nationwide tetanus immunization campaign despite stiff opposition from the Catholic Church which alleges the vaccine can cause sterility in woman.

肯尼亚当局发起了一场全国性的破伤风免疫接种运动，尽管天主教会强烈反对疫苗可能导致性不育。机翻

17.But it is impossible to resist the evidence of the existence of a certain amount of sterility in the few following cases, which I will briefly abstract.

但在我将简要概括的以下几个案例中， 无法抗拒存在一定程度不育的证。机翻

18.The view commonly entertained by naturalists is that species, when intercrossed, have been specially endowed with sterility, in order to prevent their confusion.

博物学家普遍持有的观点是， 物种在杂交时被特别赋予了不育性， 以防止它们混淆。机翻

19.It cannot be maintained that species when intercrossed are invariably sterile and varieties invariably fertile; or that sterility is a special endowment and sign of creation.

不能认为杂交时的物种总是不育的， 而变种总是能育的； 或者不育是一种特殊的天赋和创造的标志。机翻

20.We will now consider a little more in detail the laws governing the sterility of first crosses and of hybrids.

我们现在将更详细地考虑控制第一次杂交和杂种不育的规律。机翻