Recently some studies were made in the behavior of mice when exposed to more than a certain degree of density, frustration, and noise, and the mice just became deranged.

最近有人对处于超过一定程度的密度、挫折和噪声中的老鼠进行研究，发现老鼠会发狂。

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The general point is that the increasing intensity, or thickness, of globalism - the density of networks of interdependence - is not just a difference in degree from the past.

通常的观点是全球主义增长的强度，或密度——相互依赖的网络的密度——不仅是一与过去在程度上的不同。

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The architects based the density of the "forest" on the degree of transparency they wanted to achieve - either permitting or blocking views from the street and park.

建筑师把“森林的密度”立基于他们想要实现的透明度上——要么允许来自街道和公园的风景，要么就阻隔它们。

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Epidemiologic studies over the past 40 years have identified numerous risk factors for breast cancer, including: older age, an early age at menarche, a late age at first full-term birth, not having children, a family history of breast cancer in a first-degree relative, greater height, higher circulating estrogen levels, postmenopausal hormone use, breast density, history of breast biopsies, obesity (for postmenopausal breast cancer), and exposure to ionizing radiation.

FORBES: After 40 Years Of Research, What Do We Know About Preventing Breast Cancer?