1. 这项提案中的未知数太多了。
There are so many unknowns in the proposal.

《牛津词典》

2. 等式中的X和Y都是未知数。
X and Y in the equation are both unknowns.

《牛津词典》

3. 人的无知带来了恐惧,对未知事物的恐惧。
Ignorance of people brings fear, fear of the unknown.

《柯林斯英汉双解大词典》

4. 战争的持续时间是其中一个最大的未知数。
The length of the war is one of the biggest unknowns.

《柯林斯英汉双解大词典》

5. 一个先前未知的极端分子组织声称其实施了周五的炸弹袭击。
A previously unknown extremist group has said it carried out Friday's bomb attack.

《柯林斯英汉双解大词典》

6. 她现在认识马克斯也好几年了,但是他仍然是个大大的未知数。
She had known Max for some years now, but he was still pretty much an unknown quantity.

《柯林斯英汉双解大词典》

7. 它促使我们去探索宇宙的未知领域。
It urges us to explore the unknown domain of the universe.

来自互联网

8. 我记得那种对未知的恐慌感。
I remember the fear and the panic of the unknown.

来自互联网

9. 他默默地走进未知的世界。
Silently, he let himself go into the unknown.

来自互联网

10. 迄今他的下落全然未知
His whereabouts have been utterly unknown so far.

《新英汉大辞典》

11. 作者确实通过谈论未知物种暗示了这一点。
The author does imply this by talking about unknown species.

来自互联网

12. 它黑暗而未知
It's dark and unknown.

来自互联网

13. 这种色素为什么会存在和它可能有什么作用是未知的。
Why this pigment is there and what it might do was unknown.

来自互联网

14. 高考结束后,我们将告别彼此并启航驶向未知的未来。
After the College Entrance Examination, we will bid farewell to each other and set sail for an unknown future.

来自互联网

15. 这艘宇宙飞船即将开始一趟振奋人心的未知世界之旅。
This spaceship is about to start an exciting voyage into an unknown world.

来自互联网

16. 当面对一些未知的事情时,拿出一点勇气就有可能带来成功。
A little bravery can result in the possibility of success when confronted with something unknown.

来自互联网

17. 随着时间的推移,这些选择可以累积成其他动物未知的进步壮举。
Strung together over time, these choices can accumulate into feats of progress unknown to other animals.

来自互联网

18. 此外,当面对一些未知的事情时,一点勇气可以导致成功的可能性。
Furthermore, a little bravery can result in the possibility of success when confronted with something unknown.

来自互联网

19. 在Juan的世界里,未知和未被发现的东西是广阔而不可思议的。
In Juan's world, the unknown and undiscovered was vast and marvelous.

来自互联网

20. 正是这种对未知的感觉,使得月球的远侧成为科学和太空研究的一个有趣的地方。
It's this sense of the unknown that makes the far side of the moon such an interesting place for scientific and space research.

来自互联网

21. 见越入道的真实身份仍是未知,但有些地区的人们相信他是由黄鼠狼,狐貍或貍变的。
Mikoshi-nyudo's true identity is unknown, but in some areas, he is believed to be a shape-shifting weasel, fox or tanuki.

来自互联网

22. 他还能这样做多久是一个未知数。
How long he'll be able to do so is a moot point.

《柯林斯英汉双解大词典》

23. 局势中的未知因素在东欧。
The wild card in the picture is eastern Europe.

《柯林斯英汉双解大词典》

24. 他们能给我们多少实际帮助还是个未知数。
How much practical help they can give us is uncertain.

《柯林斯英汉双解大词典》

25. 他把生命看作是一次探索未知世界的航行。
He saw life as a voyage of discovery.

《牛津词典》

26. 他的主张基于匿名及未知出处的资料的评论。
His claims were based on the comments of anonymous and unidentified sources.

《柯林斯英汉双解大词典》

27. 惊人数量的慢性病是由未知的环境因素引起的。
A surprising number of ailments are caused by unsuspected environmental factors.

《柯林斯英汉双解大词典》

28. 观察你周围的未知事物。
Observe the unknown around you.

来自互联网

29. 地球上还有许多人类未知的地方。
There are many places on the earth that are still unknown to humans.

来自互联网

30. 你可以在这里探索宇宙和它背后未知的奥秘!
Here you can explore the universe and the unknown mystery behind it!

来自互联网