an unknown quantity meaning in English
未知量, 难预测的事
Examples
- Ingram, boyish, with unruly red hair and only a year out of harvard business school, was apparently keen and energetic, but otherwise an unknown quantity .
英格拉姆还象个孩子，一头蓬乱的红发，他从哈佛商学院毕业才一年，看上去为人敏捷，精力充沛，但除此之外，这个人到底怎么样，还吃不准。 - 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。 - Pronounced the craft an unknown quantity . he has an idea what it can do
.声称他不清楚这架飞机的具体重量或者她具体能达到怎样的高度 - . . . pronounced the craft an unknown quantity . he has an idea what it can do . . .
. . .声称他不清楚这架飞机的具体重量或者她具体能达到怎样的高度 - Phrases like " a number " or " the number " tell us our expression has an unknown quantity , called a variable
像“一个数”或“这个数”之类的短语，告诉我们表达式中含有一个未知量，称之为变量。