3、習題

　　Unit 2 練習：

　　1.詞匯英譯漢：

　　escape, explode, collapse, shrink, gravity, measurement, basis, launch, convincing, companion,

　　speculation, swallow, operate, to make use of, a great many, above all

　　2.句子英譯漢：

　　1) ~6) 與常考句型相同。

　　7) There might be a massive black hole at the center of our galaxy swallowing up stars at a very rapid rate.

　　8) They show us a world which operates in a totally different way from our own and they question our most basic experience of space and time.

　　3 句子漢譯英

　　黑洞是什么，天文學家還沒有完全解決這個問題。

　　Astronomers have not yet fully solved the problem of what a black hole is.

　　據說黑洞可以將其周圍的一切物體，如星星吞食掉。

　　It is said that black holes are able to swallow up all the objects around them, such as stars .

　　對黑洞的研究剛剛開始，各種各樣的假說層出不窮。

　　The research of black holes is just beginning and speculation about them are endless.

　　科學家仍不能說出黑洞內發生了什么。

　　Scientists still can not tell what happens inside a black hole.

　　It is still impossible for scientists to tell what happens inside a black hole.

　　如果我們認識了黑洞，黑洞就不那么可怕了。

　　If we understood black holes, they would not be so fearful .

　　Black holes will not be so fearful if we get to know them.