光年

A light-year is the distance light will travel in a year, or about 6 trillion miles (10 trillion kilometers).

一光年是光在一年当中所能够穿行的距离，或者说大约相当于6万亿英里（10万亿公里）。

Now, scientists have discovered the largest diamond is the universe, which the man in love can't reach at all, for it is 50 light-year away form us.

现在科学家们发现了宇宙中最大的钻石。但是这颗钻石是绝大多数热恋中的男人怎么也够不着的——精确的说距离有50光年。

Although it looks delicate, the 10 light-year diameter bubble offers evidence of violent processes at work.

尽管泡泡看起来很脆弱，但有证据显示这个直经达10光年的泡泡在剧烈地运动。

The ring, about a light-year across, was probably shed by the star about 20,000 years before it exploded.

这个环直径大约1光年，很可能是其爆发2万年前发散出来的。

1 Light-year: At one light-year the little Sun star is very small.

1016 － 1光年：计量单位又换了。再用公里我就快不会数了。太阳很小很小。

One light-year is roughly equivalent to 9.5 trillion kilometres (6 trillion miles).

一光年是指光在一年时间中行走的距离，大概相当于9.5万亿公里(6万亿英里)。

What is a light-year?

什么是光年？

A light-year is a unit of .

光年是属於何种单位？

The innermost ring is about a light-year across.

最里面的环大约有一光年左右。

It seems a light-year distance.

仿佛一光年的距离。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。