1.Researchers need two very dense objects orbiting very close together, and they have to be able to detect what is going on between them.
研究者们需要两个密度极高的物体，并让它们的轨道闭合在一起，此外研究者还要有能力对它们进行观测。
2.In the paintings and other artifacts are also often able to see her with her husband to snuggle close together.
在绘画中以及其他文物上也常能看见她与丈夫亲密地依偎在一起。
3.Second, the reproductive parts of the wheat plant are close together, so wheat tends to self-pollinate.
第二，小麦植株的生殖器官距离很近，小麦是单株繁殖的。
4.This would explain why the human genome has no trace of Neanderthal DNA despite the two similar species living close together for millennia.
这可能解释为什么人类的基因组没有尼安得特人的痕迹，即便这两个物种在一起生活了几千年。
5.You could see these two roaming about all day long with their heads close together in an everlasting confab .
你能看到这两个人整天逛来逛去，头挨着头没完没了地密谈。
6.And then the player of the year call came straight after so it was brilliant for me that the two should come so close together.
然后足球协会致电给我宣布我获得最佳球员，这对我来说简直太完美了，两个电话过来的时间都非常近。
7.He looked up at the children's mother and the little girl who were sitting close together, their faces white and their eyes glassy.
他抬起头来，看看紧挨着坐在一起的孩子的母亲和小女孩，她们脸色苍白，眼睛失神。
8.Moving toward an observer, the front legs do not travel parallel to each other, but rather close together at the ground.
向观察者方向行进时，前肢不相互平行，足迹落点比较靠近。
9.These should be small and not too close together on top of the skull, not too much to the side of the head.
耳朵应该较小，在头骨的顶部不是很靠近，也不是非常靠向两边。
10.All head first entries shall be executed with the arms stretched beyond the head in line with the Body, with the legs close together.
头先入水时，两臂应上举高于头部并与身体成一直线，两腿伸直并拢。