管用 guǎnyòng efficacious
efficacious; useful
怎么记住“管用”: 管 tube + 用 to use (Kangxi radical 101) = efficacious.
汉字
用法
- Effective, actually works - 这个办法很管用 (zhège bànfǎ hěn guǎnyòng) this method really works; 说了也不管用 saying so is no use.
- Colloquial and practical; stresses producing the wanted result, close to 有用/有效 but more spoken.
- Common in negatives: 不管用 (doesn't help/work).
例句
- 那药不会管用。 Nàyào búhuì guǎnyòng.That medicine isn't going to help.