高三英語課文
Unit 22 Bees
1 . There are many different varieties of bee.有很多不同種類的蜂。
2 . After a short time a line of bees fly to and from the hive like a thin stream.過不了一會兒,一隊蜜蜂像一條小溪一樣在蜂箱和餵食點之間來往飛行。
3 . All the bees that had been at the distant feeding place were doing a completely different dance, a wagging dance.所有在近處點的蜜蜂在跳一種完全不同的舞蹈,一種搖擺舞。
4 . He built a glass wall through which he could watch what went on inside.他建造一堵玻璃牆,透過玻璃牆他能夠觀察裡面發生的事情。
5 . Professor Karl von Frisch, an Austrian scientist, spent many years of his life researching the amazing ways honey bees communicate in their dark hives.卡爾·馮·弗裡施教授,一位澳大利亞科學家,一生中花了許多年的時間來研究蜜蜂在暗巢裡互傳信息的有趣方法。
6 . Then they slowly moved it farther and farther away.然後,他們慢慢地把它移得越來越遠。
7 . Again the bees flew right to the dish.蜜蜂又一次徑直向碟子飛去。
8 . The number of wagging dances per minute told the exact distance to the feeding place.每分鐘跳搖擺舞的次數說明了到餵食點的精確距離。
9 . They trooped behind the first dancer, copying its movements.它們成群結隊跟在第一隻跳舞的蜜蜂后面,模仿著它的動作。
10 . He thought they needed to know the direction to it.它們還需要知道去那裡的方向。
11 . All the bees that had been at the nearby place were doing the circling dance.所有在近處點的蜜蜂在跳一種完全不同的舞蹈,一種搖擺舞。
12 . The wagging dance of the honey bee, therefore, did show the direction of a feeding place.如果餵食地點背離太陽,搖擺舞的直線部分就朝下。因此,蜜蜂的搖擺舞的確表示餵食點的方向。
13 . To find out, Von Frisch built special hives, each with only one honeycomb.為了查明真相,馮·弗裡施建造了特殊的蜂箱,每個蜂箱裡僅有一個蜂窩。
14 . It seemed that one bee was able to communicate the news of food to other bees in its hive.似乎一隻蜜蜂能夠把食物的信息傳遞給蜂箱裡的其他蜜蜂。
15 . One was close to the hive.一個靠近蜂箱。
16 . Centuries ago, the word beeline was made to describe this thin line of bees flying through the air.幾百年前,有人用beeline 這個詞來描寫蜜蜂在空中飛行的細窄路線。
17 . The circle dance meant that food was near.圓圈舞表示食物在附近。
18 . He noticed that the straight part of the dance was different in the afternoon from what it had been in the morning.他注意到下午舞蹈的直線部分與上午的不一樣。
19 . He set out to discover whether the wagging dance showed direction.他開始著手找出搖擺舞是否表示方向。
20 . But what else?但它還傳遞別的什麼呢?
21 . They discovered that the farther away the feeding station was, the slower the dance was.他們發現離餵食點越遠,蜜蜂就跳得越慢。
22 . When honey bees have discovered a feeding place, they fly directly to it from the hive.當蜜蜂發現一個餵食點時,它們從蜂箱直接飛往那裡。
23 . How did the bees know exactly in which diection to fly?蜜蜂是怎樣確切地知道朝哪個方向飛呢?
24 . It kept repeating the steps over and over.蜜蜂一而再,再而三地重複它的"舞步。
25 . Then Von Frisch moved the dish to the east of the hive and waited for a marked bee to feed.然後,馮·弗裡施把碟子移到蜂箱的西邊,等待有標記的蜜蜂來吃。
26 . When he placed little dishes of honey on a table, bees soon same.當他把裝有蜂蜜的小碟放在桌上時,蜜蜂很快就飛來。
27 . Some live in large groups like the honey bee, and make their nests in trees or holes in the rocks.有些蜂如蜜蜂是群居在一起,在樹上或巖洞裡築巢。
28 . Among the different types of bee, it is the honey bee that has most interested scientists because of the language they use to communicate with each other.在這些不同種類的蜂中,因為蜜蜂能用"語言相互傳遞信息,科學家們對它們最感興趣。
29 . Von Frisch watched the wagging dance very carefully.馮·弗裡施非常仔細地觀察蜜蜂跳的搖擺舞。
30 . First it made a circle to the right, then to the left.令他吃驚的是,蜜蜂開始在蜂窩的表面表演一種舞蹈。
31 . The wagging dance meant that food was far away.搖擺舞表示食物在遠處。
32 . Von Frisch wanted to find out whether the dance told them how far away the feeding place was.馮·弗裡施想弄清舞蹈是否告訴它們離餵食點有多遠。
33 . So another astonishing fact came to light.於是又發現了一個驚人的事實。
34 . They also found out that bees fly a maximum distance of 3.2 kilometres between their hive and a feeding place.他們還發現蜜蜂從蜂箱到餵食點的最大飛行距離是3。2公里。
35 . It repeated these circles over and over again.它首先向右飛一個圓圈,然後向左飛一個圓圈。
36 . When a marked bee returned to the hive from the feeding table, Von Frisch watched through the glass.當一隻有記號的蜜蜂從餵食桌回到蜂箱時。
37 . With a stopwatch, they counted how many times the bees repeated the dance during one minute.他們用秒錶記錄蜜蜂在一分鐘內重複舞蹈的次數。
38 . As soon as one bee discovered the honey, many more came to it one after another in a short time.一旦有一隻蜜蜂發現了蜂蜜,在短時間內就有許許多多的蜜蜂一個接一個地飛向那裡。
39 . But then another question came up.但是另一個問題出現了。
40 . The other was much farther away from the hive.另一個遠離蜂箱。
41 . It soon became clear that the straight part of the dance changed when the sun's position changed. If the feeding place was toward the sun, the dancer headed straight upward during the straight part of the wagging dance.情況很快就弄清了,舞蹈的直線部分是隨著太陽位置的變化而變化的。
42 . He put a glass dish with sugar water and honey to the west of the hive. A marked bee fed itself from the dish and returned to the hive.他在蜂箱的西面放一個裝有糖水和蜜蜂的玻璃碟子。
43 . After working with bees for many years, Professor Von Frisch was puzzled by something he had noticed again and again.在和蜜蜂打了多年的交道後,馮·弗裡施教授對他反覆注意到的事感到迷惑。
44 . There are also other varieties that do not live in groups at all.還有別的類型的蜂,它們全然不過群體生活。
45 . But that was not all.它一再重複這些圓圈。
46 . So he set up two feeding places.因此,他建造了兩個餵食點。
47 . In order to tell the bees apart, he painted some bees with little spots of colour.為了區別這些蜜蜂,他在一些蜜蜂身上塗上小色點。
48 . Other types of bee make their nests in holes in the ground.其他種類的蜂在地穴裡築巢。
49 . He marked all the bees that came to the nearby feeding place blue, and all the bees that went to the faraway place were marked red.他把所有飛來近處餵食點的蜜蜂標上藍色,飛往遠處餵食點的蜜蜂標上紅色。
50 . To answer this question, von Frisch and his coworkers set up a feeding place close to the hive.為了回答這個問題,馮·弗裡施和他的同伴在蜂箱附近建起了一個餵食點。