What is a sentence about the sea in Chinese?

海裡有很多魚。

This sentence means "There are a lot of fish in the sea" in Chinese. It is pronounced "hai3li3 you3 hen3 duo1 yu2" in Hanyu Pinyin. In Gwoyeu Romatzyh, it's pronounced "haelii yeou heen duo yu." Here's a breakdown:

海 - the sea

裡 - inside, in

有 - there are

很多 - a lot, many

魚 - fish