elasticities怎么读

Lichees and pineapples are close to unit price elasticities among summer fruits.夏季水果自身价格弹性中仅荔枝及凤梨接近单一价格弹性.Oranges and watermelons have the relatively higher expenditure elasticities among winter and summer fruits, respec...

n.弹性( elasticity的名词复数 )，弹力，灵活性，伸缩性...