慢速英语:New Information Adds to Understanding of Black Holes(翻译)

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短语讲解：

1. But in that short time, Astro-H was able to gather important information.

be able to 能够;能
例句：If only I could get some sleep, I would be able to cope.
要是能睡上一会儿，我就能应付了。

2. The Perseus cluster is home to hundreds of galaxies.

hundreds of 好几百，许许多多
例句：I've had hundreds of calls from other victims
我已经接到了其他受害人打来的上百个电话。

3. The exploded star turns into something called a “supernova.”

turn into 成为;（使）变成
例句：It can also turn into a nasty habit over time.
这也可能会随着时间的流逝变为一种危险的习惯。

4. When light can no longer escape that space, it is known as a black hole.

no longer 不再，已不
例句：They no longer had him as a friend.
他们再也不把他看成朋友了。