研究结果表明，长期暴露在绿色环境中与大脑的白质和灰质体积呈正相关。
The findings show that long term exposure to greenness is positively associated with white and grey matter volumes in several parts of the brain.
尽管浩瀚的宇宙中有成千上万个体积与地球相似的行星，但它们的环境往往过于恶劣而不足以支持外星生物的生存。
Even though there may be tens of thousands of other distant planets similar in size to Earth, the conditions on them are likely to be too hostile to support life-forms such as et.
目前常规能源和现有的微能源在体积、使用寿命、稳定性及对环境的适应能力方面远达不到微系统的需要。
Presently, conventional energy and existing micropower, in volume, life-time, stability and the adaptation for environment, can't far reach the needs of MEMS.
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