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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