Question

propensity 【propensity】n.倾向；嗜好；习性Most boys have a propensity of playing with machinery.大多数的男孩子有玩机械的倾向。

Accepted Answer

[prə'pensəti] 
propensitya natural inclination
A propensity is a natural tendency to behave in a certain way. We all have propensities — things we tend to do. Dogs have a propensity to bark, and many people have a propensity for getting annoyed by it.
If you have a propensity for something, then it's something that comes naturally to you or something you just do a lot. Some people have a propensity to laugh. Other people have a propensity for making others laugh, or for being generous, or for getting angry. It's hard to change your propensities. Sometimes a propensity is a bad thing, as in a criminal with a propensity for theft or murder.
All forms of 'propensity' will appear on average once every 1375 pages.propensity

Front	propensity
Pron	[prə'pensəti]
Back	【propensity】 n.倾向；嗜好；习性 Most boys have a propensity of playing with machinery. 大多数的男孩子有玩机械的倾向。
Vocab	propensitya natural inclination A propensity is a natural tendency to behave in a certain way. We all have propensities — things we tend to do. Dogs have a propensity to bark, and many people have a propensity for getting annoyed by it. If you have a propensity for something, then it's something that comes naturally to you or something you just do a lot. Some people have a propensity to laugh. Other people have a propensity for making others laugh, or for being generous, or for getting angry. It's hard to change your propensities. Sometimes a propensity is a bad thing, as in a criminal with a propensity for theft or murder. All forms of 'propensity' will appear on average once every 1375 pages. propensity

Propensity People Natural Prə'Pensəti N.倾向；嗜好；习性 Boys Playing Machinery