According to observations of young sunlike stars, our Sun may have lost as much as six percent of its initial mass.

根据对年轻的类太阳恒星的观察，我们的太阳可能已经失去了它最初质量的6%。

youdao

Although it has never been seen, dark matter makes up about 83 percent of the matter in the Universe, according to observations of how galaxies move.

尽管它从未被发现，但是通过观察星系的移动轨迹，黑暗物质却是宇宙中83%的构成成分。

youdao

On the basis of these experiments and of field observations, the so-called law of competitive exclusion was formulated, according to which no two species can occupy the same niche.

在这些实验和实地观测的基础上，人们制定了所谓的竞争排斥定律，根据该定律，没有两个物种可以占据相同的生态龛。

youdao

Even before the U.S. launch, the 3DS is off to the most promising start of any game system in at least a decade, according to pre-sale observations from Amazon.com.

CNN: Mark Milian

Figure 7.9 groups annual observations in four categories according to the share of government spending in GDP during that year.

FORBES: Data in New World Bank Report Shows that Large Public Sectors Reduce Economic Growth

The predicted changes are consistent with observations of magnetic anomalies in the southern hemisphere, according to Dr Nimmo.

BBC: Mars' two-faced riddle 'solved'