expansivity

汉语翻译

英语解释：

名词 expansivity:

1. the fractional change in length or area or volume per unit change in temperature at a given constant pressure
   同义词：coefficient of expansion
2. a quality characterized by magnificence of scale or the tendency to expand
   同义词：expansiveness
3. a friendly open trait of a talkative person
   同义词：effusiveness, expansiveness