夏天到了，穿裙子的季节到了。

Xiàtiān dào le, chuān qúnzi de jìjié dào le.

Summer is here, (which means) skirt season is here.

春天是花开的季节。

Chūntiān shì huākāi de jìjié.

Spring is flower blooming season.

我最喜欢的季节是秋天。

Wǒ zuì xǐhuān de jìjié shì qiūtiān.

My favorite season is autumn.