评论
打印
1.physics n.物理学
I wasn't too keen on physics and chemistry.
我对物理和化学不是太喜爱。
2.award n. 奖
We have awarded the contract to a British shipyard.
我们将合同给了一家英国造船厂。
3.invisible adj.无形的
The problems of the poor are largely invisible.
穷人的问题大多不受重视。
4.universe n.宇宙
Early astronomers thought that our planet was the centre of the universe.
早期的天文学家认为我们的星球是宇宙的中心。
5.In the 1990s, Genzel and Ghez were each leading a group of astronomers.
a group of 一组
Suddenly the door opened and a group of children burst in.
门突然打开，闯进了一群孩子。
I came across a group of children playing.
我碰到一群正在玩耍的小孩。
6.She said, adding that is what makes black holes so hard to understand.
hard to understand 难以理解
This classical poem is hard to understand.
这首古诗很费解。
A deep subject is one that is hard to understand.
深奥的问题是难以理解的。
