同义词
参考例子
1.Mathematics To remove (an unknown quantity) by combining equations.
通过等式合并消去(一个未知量)
2.What we would find if we could fly to the moon is an unknown quantity.
如果我们能飞到月球上去,在那里我们将会发现什么,这是很难以预料的。
3.China was the big unknown quantity until 1953, when a census was carried out.
1953年人口普查以前,中国人口还是未知数。(状语从句→状语)
英文解释
n.
1.a factor in a given situation whose bearing and importance is not apparent
2.a variable whose values are solutions of an equation
网络释义
unknown quantity
未知量; 未知数; 未知数量;
The Unknown Quantity
未知数;