长效 chángxiào to be effective over an extended period
怎么记住“长效”: 长 long + 效 result = to be effective over an extended period.
汉字
用法
- 'Long-acting, long-lasting (effect)' - 长效机制 (chángxiào jīzhì) a long-term/lasting mechanism; 长效药 (chángxiào yào) a long-acting medicine.
- Read cháng; an attributive stressing an effect that endures over time.
- Common in medicine, policy, and management (a durable, not one-off, solution).