lesson 55 Flashcards

1
Q

宇航员

A

astronaut

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

探测

A

detect

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

银河

A

Milky Way

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

重大成就

A

a major achievement

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

相对而言

A

in relative terms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

发出

A

emit

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

散发 n.

A

emission

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

无限的

A

infinitely

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

维持生命

A

support life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

理想的

A

ideal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

进化

A

evolve

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

依赖某物

A

depend on sth.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

发亮 n.

A

brightness

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

能够做某事

A

be capable of doing sth.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

作为选择

A

alternatively

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

选择性的

A

alternative

17
Q

生命形式

A

life form

18
Q

存在

A

be in existence

19
Q

产生

A

generate

20
Q

在轨道上

A

be in orbit

21
Q

适当的

A

suitable

22
Q

分析

A

analyze

23
Q

分析 n.

A

analysis

24
Q

大气

A

atmosphere

25
Q

细菌

A

bacteria

26
Q

产生氧气

A

generate oxygen

27
Q

天文学

A

astronomy

28
Q

呼吸 v.

A

breathe

29
Q

珍爱

A

cherish

30
Q

科幻小说

A

science fiction

31
Q

努力

A

endeavor

32
Q

努力 v.

A

endavour