شبكة الكلمة: 効能

An ingredient or a constituent part of a substance or mixture, especially in chemistry or nutrition.

To be effective; to work (e.g., medicine).

療養 refers to the process of resting and receiving medical care to recover from an illness or injury. It emphasizes the period of recuperation and focusing on one's health rather than just the medical procedure itself.

Effective, valid, efficient.