How can life be simple, low-cost, but the quality of life also change?
生活如何能做到简单、低消耗、但生活质量还不变?
The Amish are often perceived by other Americans to be relics of the past who live a simple, inflexible life dedicated to inconvenient out-dated customs.
其他美国人常常认为阿米什人是历史遗迹,他们过着简单、呆板的生活,且坚持着麻烦而过时的习俗。
This Jovian moon isn't trying to give life the cold shoulder. In fact, it could be a home not just to simple micro-organisms, but also complex life.
这颗木星的卫星并不打算用它冰冷的肩膀来承托生命。事实上,它不仅能为简单的微生物提供生存场所,也能让复杂的生命在此安家。
In nineteen ninety-six, a NASA study announced the discovery of what appeared to be the mineral remains of very simple forms of life in the Allan Hills meteorite.
VOA: special.2010.07.28
So, we know in this example the initial height should be 15 meters and the initial velocity should be 10, and for acceleration, I'm going to use -g and to keep life simple, I'm going to call it -10.
我们知道在这个例子中,初始高度为15米,初始速度为10,然后是加速度,我们用"-g"表示重力加速度,为了计算方便,加速度的值取为-10
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