马里亚纳海沟

mǎ lǐ yà nà hǎi gōu

Mariana Trench

abbr. for Malaysia 馬來西亞|马来西亚[Ma3 lai2 xi1 ya4]

li, ancient measure of length, approx. 500 m

second

to receive

hǎi

ocean

gōu

ditch