四季sì jì --Four seasons in Chinese Spring is warm. 春天温暖。 chūn tiān wēn nuǎn Summer is hot. 夏天炎热。 xià tiān yán rè Autumn is cool. 秋天凉爽。qiū tiān liáng shuǎng Winter is cold. 冬天寒冷。dōng tiān hán lěng