And sexual selections give rise to a host of organisms, some of which survive and are fit and others which aren't.
性选择导致了大量有机体的产生,其中的一些有机体生存了下来,适应了竞争,而其他则遭到淘汰。
Whole life" is more complicated because it builds a cash value according to a schedule and there is both non-participating and participating.
终身人寿保险则更为复杂,因为它会按照购买计划产生现金价值,其中又分为非参与式分红保险和,参与式分红保险两种
Having done that, I could do the same thing, so I suppose I take this branch, I can pick a spot like, say, this one, and look there.
再从其中随即选取一个元素,比如这一个,请注意,如果相等则结束,如果不相等的话就在它的左边或右边找。
They control and dominate the Baltic trade, and herring is an important part of that, because herring will keep once it's salted and all that.
他们几乎控制和掌握了整个波罗的海贸易,而鲱鱼则是其中的重要组成部分,因为鲱鱼一旦用盐浸泡过就可长期保存
As I mentioned before is one example on the risk for breast cancer in women, so you'd randomly assign half to following their usual diet, the other half to an intervention program where people are prescribed a low fact diet, given counseling and interventions from dieticians and things, and then you look to see what happens for risk as people go forward in time.
我之前提过,这例子研究的是,女性的乳腺癌发病率,你将随机选择其中一半人按一般习惯饮食,另一半人则参与一个干预计划,其中每人都要食用,由营养学家设计推荐的低脂肪菜单,然后再看随着时间推移,被试者的发病率是怎样变化的
So, our two glitches we see when we go from the 2 p, or from 2 s to start filling the 2 p, and then we also get another glitch when we've half-filled the 2 p, and now we're adding and having to double up in one of those p orbitals.
因此,我们的看到的两个小偏差,一个是在开始进入,2,p,轨道,或者说在填满,2,s,轨道之后,开始填,2,p,轨道的时候出现的,另一个则是在,2,p,轨道半满之后,开始继续加电子,使得其中一个,p,轨道上的。
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