Meaning of sì zhōu:
sì zhōu
四周
Noun
all around
Háizimen zài gōngyuán de cǎodì shàng pǎoláipǎoqù, kuàilè de xiàoshēng kěyǐ tīngdào zài cǎodì de sìzhōu.
孩子们在公园的草地上跑来跑去,快乐的笑声可以听到在草地的四周。
The children ran around the grass in the park, and their joyful laughter could be heard all around the grass.