Search the dictionary A Chinese word or character, or English Draw a character Search 5 entries. hǎigōu 海沟 marine trench hǎigōu 海溝 marine trench hǎigǒu 海狗 fur seal mǎlǐyànàhǎigōu 马里亚纳海沟 Mariana Trench mǎlǐyànàhǎigōu 馬里亞納海溝 Mariana Trench