unknown quantity
英
美
- n.难预测的人；难预料的事
详细释义
Noun:
-
a factor in a given situation whose bearing and importance is not apparent;
"I don't know what the new man will do; he's still an unknown quantity"
-
a variable whose values are solutions of an equation
双语例句
- The new teacher is still very much an unknown quantity but we have hopes that he will be a valuable member of our team.
新教师是谁现在还难以预料，但我们希望他会成为我们队里的重要一员。 - The new sales director is still a bit of an unknown quantity.
新来的销售部主任大家还不大了解。
用法讲解
- an unknown quantity 未知量
- unknown quantity 难预测的人
相关词汇
- unknown 未知的
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