unknown quantity 未知数

例句

释义:
全部全部
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
来源:全部全部,字典字典,网络网络
难度:全部全部,简单简单,中等中等,难难
1.
An expression that contains at least one unknown quantity and becomes true or false when a test value is substituted for the unknown.
至少包含一个未知数并且在测验值被替换时出现对或错的数学方程式
wenku.baidu.com
2.
The Frenchman was an unknown quantity when he arrived in north London back in 1996.
1996年，当他初到北伦敦时，这个法国人还只不过是个未知数而已。
www.bing.com
3.
In Libya, the security forces are more of an unknown quantity and the army is not a coherent institution.
在利比亚，军警在更大程度上是一个未知数，军队也不是一个统一的机构。
www.ftchinese.com
4.
They [MBAs] are just an unknown quantity for the small consultancies.
对小型咨询公司来说，他们（MBA）只是一些未知数。
www.ftchinese.com
5.
The symbol'x'usually stands for the unknown quantity in mathematics.
在数学中，“x”这个符号常代表未知数。
www.enfang.com
6.
Turner may do well in the election, though he is an unknown quantity as a campaigner.
特纳可能会在大选中表现得很出色，虽然现在作为候选人的他还是个未知数。
blog.onlycollege.com.cn
7.
As negotiating partners the Taliban are at best an unknown quantity.
塔利班作为谈判伙伴充其量是一个未知数。
www.ftchinese.com
8.
John is a possibility for the job, but he is still an unknown quantity .
约翰可能获得这工作但（能否获得）现在还是个未知数。
dict.veduchina.com
9.
A is excellent, C is passing. Let n be the unknown quantity.
A表示优秀，C表示及格。n表示未知数
zhidao.baidu.com
10.
The sign x usually denotes an unknown quantity.
符号x通常代表一未知数。
www.enfang.com