expansivity
ex
ˌɛks
eks
pan
pæn
pān
si
ˈsɪ
si
vi
vi
ty
ti
ti
effectivityreluctivityretentivitydirectivity

“expansivity”的英语定义和含义

Expansivity
01

a friendly open trait of a talkative person 

语法信息
02

a quality characterized by magnificence of scale or the tendency to expand 

03

(physics) the measure of how much a material expands or contracts when its temperature changes by one degree 

例子
The expansivity of metals must be considered when building long bridges. 
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