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托福听力荟萃 64

时间:2021-06-08 09:25来源:互联网 提供网友:nan   字体: [ ]
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    (单词翻译:双击或拖选)

Most people think of astronomers2 as people who spend their time in cold______through telescopes every night. In fact, a typical astronomer1 spends most of his or her time analyzing3 data and may only be at the telescope a few weeks of the year. Some astronomers work on purely_____problems and never use a telescope at all. You might not know how rarely images are viewed directly through telescopes. The most common way to observe the skies is to photograph them. The process is very simple. First, a______is_____with a________material. The plate is_______so that the image received by the telescope is recorded on it. Then the image can be developed, enlarged, and published so that many people can study it. Because most astronomical4 objects are very remote, the light we receive from them is rather______. But by using a telescope as a camera, long time exposures can be made. In this way, objects can be photographed that are a hundred times too faint to be seen by just looking through a telescope.

 

 

【填空答案】

observatory5: n.[C]a special building from which scientists watch the moon, stars, weather etc 天文台;观象台;气象台

peer: v. to look very carefully or hard, especially because you are having difficulty in seeing (尤指因看起来费劲而)凝视,盯着看

theoretical: adj. of, relating to, or based on theory 理论的

photographic: adj. connected with photographs, using photographs, or used in producing photographs 摄影的,摄影用的

plate: n. [C]technicala thin sheet of glass used especially in the past in photography, with chemicals on it that are sensitive to light 【术语】(尤指过去摄影用的)感光片

coat: v. to cover something, especially food, with a thin layer of liquid or another substance 给(某物,尤指食物)涂上(覆盖上)一层…

light-sensitive: adj. sensitive to visible light 光敏的

position: v. to put something in a particular position 把(某物)放在(某个位置),安置

feeble: adj. extremely weak 极其虚弱的,非常无力的

【听力原文】

Most people think of astronomers as people who spend their time in coldobservatoriespeeringthrough telescopes every night. In fact, a typical astronomer spends most of his or her time analyzing data and may only be at the telescope a few weeks of the year. Some astronomers work on purelytheoreticalproblems and never use a telescope at all. You might not know how rarely images are viewed directly through telescopes. The most common way to observe the skies is to photograph them. The process is very simple. First, aphotographicplateiscoatedwith alight-sensitivematerial. The plate ispositionedso that the image received by the telescope is recorded on it. Then the image can be developed, enlarged, and published so that many people can study it. Because most astronomical objects are very remote, the light we receive from them is ratherfeeble. But by using a telescope as a camera, long time exposures can be made. In this way, objects can be photographed that are a hundred times too faint to be seen by just looking through a telescope.

【参考译文】

大多数人认为,人谁花的时间,通过望远镜窥视,每天晚上在寒冷的观测天文学家。事实上,一个典型的天文学家,他或她的时间都花在分析数据,可能只有在望远镜在几个星期的一年。一些天文学家纯粹的理论问题和工作,从来没有使用望远镜在所有。你可能不知道,只有很少的图像通过望远镜直接观看。观察天空的最常用的方法是向他们拍照。这个过程是非常简单的。首先,照相板涂覆用感光材料。被定位成使得由望远镜接收的图像被记录在其上的板。然后,该图像可以开发,放大,并公布,让很多人可以学习它。由于大多数天文对象是很偏僻,我们从他们的光比较微弱。但用望远镜作为一个摄像头,可以很长一段时间的风险。通过这种方式,可以拍摄对象,一百倍太微弱,只是通过望远镜看到。


点击收听单词发音收听单词发音  

1 astronomer DOEyh     
n.天文学家
参考例句:
  • A new star attracted the notice of the astronomer.新发现的一颗星引起了那位天文学家的注意。
  • He is reputed to have been a good astronomer.他以一个优秀的天文学者闻名于世。
2 astronomers 569155f16962e086bd7de77deceefcbd     
n.天文学者,天文学家( astronomer的名词复数 )
参考例句:
  • Astronomers can accurately foretell the date,time,and length of future eclipses. 天文学家能精确地预告未来日食月食的日期、时刻和时长。 来自《简明英汉词典》
  • Astronomers used to ask why only Saturn has rings. 天文学家们过去一直感到奇怪,为什么只有土星有光环。 来自《简明英汉词典》
3 analyzing be408cc8d92ec310bb6260bc127c162b     
v.分析;分析( analyze的现在分词 );分解;解释;对…进行心理分析n.分析
参考例句:
  • Analyzing the date of some socialist countries presents even greater problem s. 分析某些社会主义国家的统计数据,暴露出的问题甚至更大。 来自辞典例句
  • He undoubtedly was not far off the mark in analyzing its predictions. 当然,他对其预测所作的分析倒也八九不离十。 来自辞典例句
4 astronomical keTyO     
adj.天文学的,(数字)极大的
参考例句:
  • He was an expert on ancient Chinese astronomical literature.他是研究中国古代天文学文献的专家。
  • Houses in the village are selling for astronomical prices.乡村的房价正在飙升。
5 observatory hRgzP     
n.天文台,气象台,瞭望台,观测台
参考例句:
  • Guy's house was close to the observatory.盖伊的房子离天文台很近。
  • Officials from Greenwich Observatory have the clock checked twice a day.格林威治天文台的职员们每天对大钟检查两次。
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