长效 chángxiào to be effective over an extended period
How to remember 长效: 长 long + 效 result = to be effective over an extended period.
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How it is used
- '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).