無mou4效haau6

English

1. not valid
2. ineffective
3. in vain
4. not having the desired effectunreviewed?

粵語 — Cantonese

1. 冇效力，發揮唔到功效；工具冇用，唔能夠運用佢嚟達到目的unreviewed?

Examples

• 我的信用卡无效。

  My credit card was invalid.

  Tatoeba · AnthonyFP CC BY

• 这些问题对我们毫无效果。

  These issues have no effect on us.

  Tatoeba · fucongcong CC BY

• unreviewed?

  法庭判佢哋嘅合約無效。

  The court judged that their contract was invalid.