Dr Alastair Sutcliffe, who worked on the study, said negative publicity surrounding the rise of older mothers was based on the physical risks of pregnancy and childbirth.

从事这一研究的阿拉斯泰尔·苏特·克里夫医生说，伴随高龄母亲增多而来的负面宣传是以怀孕和分娩的身体风险为根据的。

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The new structure opens up the area and provides an improved visual connectivity, as well as physical accessibility to the surrounding community.

新结构打开了原有空间场地，并形成更好的视觉连接，同时它将担负通向周边社区的新入口。

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Its thoughts, misfortunes and changes are not totally forgotten, but are transformed in the construction of a mental site, of a context just as real as the surrounding physical one.

其中的思想、错误和变化都没有被完全遗忘，而是转换成了一个和现实中的基地有着一样文脉的，精神上的基地。

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Gone is the physical distance that reduces the tension surrounding nasty attacks in other online forums, for instance in multiplayer games, chat rooms, or in the reader comments sections below news articles or blog posts.

CNN: Social anxiety, meet social networking

According to research published in the most recent issue of Physical Review Letters, ships can be made vastly more efficient by tricking the surrounding water into staying still using a metamaterial that can alter the normal forces of nature.

FORBES: Making Go-Fast Boats Go Faster: Radical Shipping Technology