A + 比 + B + 更 + Adjective
更 (gèng) is placed before an adjective to express a higher degree of comparison, meaning "even more" or "more." It is used when comparing two things to indicate that one surpasses the other in a particular quality.
今天比昨天更冷,记得多穿点。
Jīntiān bǐ zuótiān gèng lěng, jìde duō chuān diǎn.
Today is even colder than yesterday, remember to wear more layers.
这家店的咖啡比那家更好喝。
Zhè jiā diàn de kāfēi bǐ nà jiā gèng hǎo hē.
The coffee at this shop is better than at that one.
学了中文以后,我觉得日语更容易了。
Xué le Zhōngwén yǐhòu, wǒ juéde Rìyǔ gèng róngyì le.
After learning Chinese, I feel Japanese has become easier.