what is the Cayman Trenchin Chinese?

Cayman是地名 Trench是海底隧道或者海沟的意思

你上面的英辞意思是:

牙买加位于凯曼海沟与牙买加海峡之间.

"the Cayman Trench"in chinese is " 鳄鱼蚕食 "