1. think of…as 把……看作是
2. a cloud of energetic dust具有能量的塵埃
3. combine into…合成……
4. move around the sun環(huán)繞太陽(yáng)運(yùn)轉(zhuǎn)
5. become violent變得激烈
6. the solid surface固體表面
7. explode loudly猛烈爆炸
8. in time及時(shí)，最終
9. produce the water vapor產(chǎn)生水蒸汽
10. make the earth’s atmosphere構(gòu)成了地球的大氣層
11.cool down冷卻
12. on the surface在表面
13. be different from…與……不同
14.go round the sun環(huán)繞太陽(yáng)運(yùn)轉(zhuǎn)
15. disappear from…從……消失
16. stay on…存留在……
17. show one’s quality顯現(xiàn)某人的特性,
18.dissolve harmful gases分解，溶解有害氣體,
19. become part of…變成……的一部分,
20. develop life發(fā)展生命,
21.grow in the water在水里生長(zhǎng),
22. encourage the development of…鼓勵(lì)……的發(fā)展,
23 millions of years later幾萬(wàn)年以后,
24.live on land在陸地上生活,
25. live in the sea在海里生存,
26. grow into forests長(zhǎng)成森林,
27. produce young生出幼仔,
28. lay eggs下蛋,
29.animals with hands and feet長(zhǎng)著手腳的動(dòng)物,
30.spread all over the earth遍布全世界,
31.develop new methods發(fā)展了新的方法,
32.. move around遷徙,
33. go by過(guò)去，推移,
34.prevent…from…防止……做……,
35.escape from… into…從……逃離到……,
36.depend on….依靠，依賴，取決與……,
37. solve a problem解決
38 be lucky enough足夠幸運(yùn),
39 make a trip 去旅行
40. visit the moon參觀月球,
41. in the spaceship在太空飛船中,
42. explain to… that…向……解釋……,
43. on the journey在旅程中,
44 be off啟程,離開(kāi)
45 rise into the air升人太空,
46. feel the pull of the earth感覺(jué)到地球的拉力,
47. call…gravity稱……為地球引力,
48. push…into the seat把……推向座位,
49. say…to each other向彼此說(shuō)……,
50.fall back to…朝……落下去,
51.fall from a tree從樹(shù)上掉下來(lái),
52. fall to the ground朝地上落下去,
53. get close to…接近……,
54 cheer up高興起來(lái),
55 float weightlessly around失重飄來(lái)飄去,
56 in the spaceship cabin太空船艙,
57. watch…do看著……做,
58. move freely自由的活動(dòng),
59. climb down the steps從梯級(jí)上爬下來(lái),
60. step forward向前邁步,
61.fall over摔倒,
62. need practice需要練習(xí)
63..get the hang of…掌握了……的訣竅,
64. enjoy oneself感到自如,
65. leave the moon’ s gravity擺脫月球引力
66. come back to…回到……
2. a cloud of energetic dust具有能量的塵埃
3. combine into…合成……
4. move around the sun環(huán)繞太陽(yáng)運(yùn)轉(zhuǎn)
5. become violent變得激烈
6. the solid surface固體表面
7. explode loudly猛烈爆炸
8. in time及時(shí)，最終
9. produce the water vapor產(chǎn)生水蒸汽
10. make the earth’s atmosphere構(gòu)成了地球的大氣層
11.cool down冷卻
12. on the surface在表面
13. be different from…與……不同
14.go round the sun環(huán)繞太陽(yáng)運(yùn)轉(zhuǎn)
15. disappear from…從……消失
16. stay on…存留在……
17. show one’s quality顯現(xiàn)某人的特性,
18.dissolve harmful gases分解，溶解有害氣體,
19. become part of…變成……的一部分,
20. develop life發(fā)展生命,
21.grow in the water在水里生長(zhǎng),
22. encourage the development of…鼓勵(lì)……的發(fā)展,
23 millions of years later幾萬(wàn)年以后,
24.live on land在陸地上生活,
25. live in the sea在海里生存,
26. grow into forests長(zhǎng)成森林,
27. produce young生出幼仔,
28. lay eggs下蛋,
29.animals with hands and feet長(zhǎng)著手腳的動(dòng)物,
30.spread all over the earth遍布全世界,
31.develop new methods發(fā)展了新的方法,
32.. move around遷徙,
33. go by過(guò)去，推移,
34.prevent…from…防止……做……,
35.escape from… into…從……逃離到……,
36.depend on….依靠，依賴，取決與……,
37. solve a problem解決
38 be lucky enough足夠幸運(yùn),
39 make a trip 去旅行
40. visit the moon參觀月球,
41. in the spaceship在太空飛船中,
42. explain to… that…向……解釋……,
43. on the journey在旅程中,
44 be off啟程,離開(kāi)
45 rise into the air升人太空,
46. feel the pull of the earth感覺(jué)到地球的拉力,
47. call…gravity稱……為地球引力,
48. push…into the seat把……推向座位,
49. say…to each other向彼此說(shuō)……,
50.fall back to…朝……落下去,
51.fall from a tree從樹(shù)上掉下來(lái),
52. fall to the ground朝地上落下去,
53. get close to…接近……,
54 cheer up高興起來(lái),
55 float weightlessly around失重飄來(lái)飄去,
56 in the spaceship cabin太空船艙,
57. watch…do看著……做,
58. move freely自由的活動(dòng),
59. climb down the steps從梯級(jí)上爬下來(lái),
60. step forward向前邁步,
61.fall over摔倒,
62. need practice需要練習(xí)
63..get the hang of…掌握了……的訣竅,
64. enjoy oneself感到自如,
65. leave the moon’ s gravity擺脫月球引力
66. come back to…回到……