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1·The spectra show that the stars must have swallowed such planets during their expansive, red-giant stage.

光谱显示，这些恒星在膨胀的红巨星阶段肯定曾经吞没过这些行星。

2·These major arms have the greatest densities of both young, bright stars and older, so-called red-giant stars.

这些主要臂上有最大密度的年幼明亮恒星和较老的红巨星。

3·These people were hunters and the site contains remains of the bones of a variety of animals, including elephant, rhinoceros, red deer, ibex, and giant ox.

这些人显然是猎人，遗址里有各种动物的骨头残骸，包括大象、犀牛、马鹿、野山羊和巨大的公牛。

4·For the first thirty miles the red earth road wound its way through the lowland forest, the giant trees standing in solid ranks alongside and their branches entwined in an archway of leaves above us.

在最初的三十英里里，红土路蜿蜒穿过低地森林，高大的树木整齐地排列在我们的两旁，它们的枝桠在我们头顶上交错成一个树叶拱门。

5·At this stage, the star becomes a large red giant.

在此阶段，这个恒星变成了巨大的红巨星。

6·Does a red giant wake up one morning and suddenly just decide to go supernova?

红巨星难道是在某天早晨醒来后忽然决定进行超新星爆发？

7·After that it is expected to become a red giant, as the hydrogen that presently comprises it is exhausted and the sun switches to burning helium instead.

之后，据推测太阳会成变成一颗红巨星，因为到那时候现在构成太阳的氢气燃烧殆尽，太阳转而燃烧氦气。

8·The star is in its twilight years, having become a red giant.

这颗恒星处于衰退期，已经变成了一个红巨星。

9·The bigger a star is, the more rapidly it burns up its fuel, and the quicker it becomes a bloated red giant.

那么这颗恒星越大，其消耗能量的速度就越高，从而其变成一个膨胀红巨星的速度则越快。

10·One explanation is that HIP 13044 swallowed its inner planets during the red giant phase, which would make the star spin more quickly.

一种解释是HIP 13044在红巨星阶段吞噬了它的一些带内行星，这可能使它自转得更快。