長效 [长－]

Jyutping coeng4 haau6
Pinyin zhǎng xiào

Definitions (HSK3.0)
  1. HSK3 七一九级词汇表 #390

長效 [长－]

Jyutping coeng4 haau6
Pinyin cháng xiào

Definitions (CC-CEDICT)
  1. to be effective over an extended period
Definitions (Wiktionary)
  1. adj, attributive
    of lasting effect; long-lasting