老托福聽(tīng)力93篇 PartC(文本 音頻)精選

1、智課網(wǎng)TOEFL備考資料老托福聽(tīng)力93篇 PartC(文本+音頻)精選摘要： 老托福是練習(xí)托福的最好的材料，相信備考的考生都是在用這個(gè)，今天小編就為大家準(zhǔn)備老托福聽(tīng)力93篇 PartC(文本+音頻)精選內(nèi)容，大家如果想要的話，就趕緊來(lái)看看吧。今天小編為大家?guī)?lái)老 托福 聽(tīng)力93篇 PartC(文本+音頻)精選內(nèi)容，各位考生可以點(diǎn)擊相關(guān)按鈕進(jìn)行下載哦，希望各位考生趕緊來(lái)看看吧。Most people think of astronomers as people who spend their time in cold observatories peering through telescope

2、s every night. In fact, a typical astronomer spends most of his or her time analyzing data and may only be at thetelescope a few weeks of the year. Some astronomers work on purely theoretical problems and never use a telescope at all. You might not know how rarely images are viewed directly through

3、telescopes. The most common way toobserve the skies is to photograph them. The process is very simple. First, a photographic plate is coated with a light-sensitive material. The plate is positioned so that the image received by the telescope is recorded on it. Then the image can be developed, enlarg

4、ed, and published so that many people can study it. Because most astronomical objects are very remote, the light we receive from them is rather feeble. 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 t

5、o be seen by just looking through a telescope.【生詞摘錄】1. observatory: n.Ca special building from which scientists watch the moon, stars, weather etc 天文臺(tái);觀象臺(tái);氣象臺(tái)2. peer: v. to look very carefully or hard, especially because you are having difficulty in seeing (尤指因看起來(lái)費(fèi)勁而)凝視，盯著看3. theoretical: adj. of, r

6、elating to, or based on theory 理論的4. photographic: adj. connected with photographs, using photographs, or used in producing photographs 攝影的，攝影用的5. plate: n. Ctechnical a thin sheet of glass used especially in the past in photography, with chemicals on it that are sensitive to light 【術(shù)語(yǔ)】(尤指過(guò)去攝影用的)感光片6. coat: v. to cover something, especially food, with a thin layer of liquid or another substance 給(某物，尤指食物)涂上(覆蓋上)一層7. light-sensitive: adj. sensitive to visible light 光敏的8. position: v. to put something in a particular position 把(某物)放在(某個(gè)位置)，安置9. feeble: adj. extr