weakliness是什么意思

n.虚弱

1. She was unable to perform any physical activities due to her weakliness.
因为她的虚弱，她无法进行任何体力活动。

2. The weakliness of the infrastructure made it vulnerable to natural disasters.
基础设施的脆弱性使其容易受到自然灾害的影响。

虚弱；脆弱