更 + 准确 + 地 + Verb
准确 (zhǔnquè) is an adjective meaning "accurate," "precise," or "exact." It is used to describe information, measurements, or actions that are correct and free from error. It often appears with the adverb 更 for comparison.
你的发音越来越准确了,进步很大。
Nǐ de fāyīn yuè lái yuè zhǔnquè le, jìnbù hěn dà.
Your pronunciation is getting more and more accurate; you've made great progress.
天气预报今天的预测非常准确。
Tiānqì yùbào jīntiān de yùcè fēicháng zhǔnquè.
Today's weather forecast prediction was very accurate.
我们需要更准确的数据才能做出决定。
Wǒmen xūyào gèng zhǔnquè de shùjù cái néng zuò chū juédìng.
We need more accurate data before we can make a decision.