有效性 (yǒu xiào xìng) — effectiveness; validity
Definition
A formal written noun. 有效性 stresses 'how well something works' (effectiveness) or 'legally still in force' (validity) — the -性 suffix makes it abstract and nominal.
noun
effectivenessvalidity
Examples
- 有效性。Zhè zhǒng fāng fǎ de yǒu xiào xìng hái xū yào jìn yí bù yán jiū.The effectiveness of this method still needs further research.
- 。Hé tong de yǒu xiào xìng shì sān gè yuè.The validity of the contract is three months.
- 有效性。Wǒ men cè shì le xì tǒng de yǒu xiào xìng.We tested the effectiveness of the system.
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