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1·It doesn't matter to be a mass of bruises, and this time I care nothing about.

这一次，遍体鳞伤也没关系；这一次，可以什么都不在乎。但只是这一次就够了。

2·No doubt there will be more nerves, followed by more spitting; Norma McCorvey will always be a mass of contradictions.

到时自然免不了更多的勇气，以及更多的唾沫，诺玛·麦考维总是这样一时为矛，一时为盾。

3·The exoplanet is a few times the mass of Earth, but it should still be small enough to be rocky rather than a gas giant like Jupiter.

这个系外行星的质量是地球的几倍，但是它足够小，能够由岩石构成，而不是像木星是一团巨大的气体。

4·Today we are witnessing a sixth mass extinction, but unlike the others, the current loss of bio-diversity can be traced to human activity.

今天，我们正在见证第六次物种大灭绝，但与其它几次不同的是，目前生物多样性的丧失可以追溯到人类活动。

5·For others, a combination of mass transit and private transportation may be desirable.

对另一些人来说，公共交通和私人交通相结合是可取的。

6·Now, even though it may be difficult to understand how a huge mass of ice can move—or flow, it's another word for it—it's really no secret that glaciers flow because of gravity.

如今，即使想要知道一大块冰如何移动——或换个词讲，漂浮——是非常困难的，但众所周知冰川漂浮是由于重力。

7·Excessively skinny models have been a point of controversy for decades, and two researchers say a model's body mass should be a workplace health and safety issue.

几十年来，过瘦的模特一直是争议的焦点，两名研究人员表示，模特的体重应该是职场的健康和安全问题。

8·How could be a valuable object in age of mass production?

在大规模生产的年代，这该是一个多么珍贵的物品！

9·The idea that trace amounts of water in planetesimals could give rise to vast oceans may seem far-fetched until one considers how small an ocean can be relative to the size and mass of a planet.

星子中微量的水造就了宽阔的海洋这一观点也许看起来不切实际直到人们认识到相对于一颗行星的质量和体积，浩瀚的海洋是多么的渺小。

10·The idea that trace amounts of water in planetesimals could give rise to vast oceans may seem far-fetched until one considers how small an ocean can be relative to the size and mass of a planet.

星子中微量的水造就了宽阔的海洋这一观点也许看起来不切实际，直到人们认识到相对于一颗行星的质量和体积，浩瀚的海洋是多么的渺小。