效
xiào
effect
efficacy; to imitate
strike/urge (攵) + sound xiào (交) = effect, efficacy
攵 depicts a hand holding a stick, suggesting striking or urging action — so 效 carries the idea of applying force to produce a result. 交 mainly provides the sound xiào; the action radical carries the meaning.
这种药的效果很好，我的头不疼了。
zhè zhǒng yào de xiào guǒ hěn hǎo, wǒ de tóu bù téng le。
This medicine's effect is very good; my head doesn't hurt anymore.
新的治疗方法收效很慢，医生让我们耐心等待。
xīn de zhì liáo fāng fǎ shōu xiào hěn màn, yī shēng ràng wǒ men nài xīn děng dài。
The new treatment method shows effect very slowly; the doctor told us to wait patiently.
Words with 效
速效
sù xiào
quick results
速效性毒剂
sù xiào xìng dú jì
quick-acting agent
速效救心丸
sù xiào jiù xīn wán
fast-acting heart pills (a medication developed in China in 1982 to treat heart conditions including angina)
长效
cháng xiào
to be effective over an extended period
关键绩效指标
guān jiàn jì xiào zhǐ biāo
key performance indicator (KPI)
随机效应
suí jī xiào yìng
stochastic effect
音效
yīn xiào
sound effect
音响效果
yīn xiǎng xiào guǒ
sound effects
显效
xiǎn xiào
to show an effect
骨牌效应
gǔ pái xiào yìng
domino effect
高效
gāo xiào
efficient
高效率
gāo xiào lǜ
high efficiency