... 洋区码 ocean region code 洋区ocean regions 大洋水深图 ocean sounding chart ...
双语例句
1
It appears that some oceanregions (e.g. the southern Indian ocean) rarely produce waves much higher than 13 meters.
看来某些洋区如南印度洋很少产生远高于13m的波浪。
2
We've gone over where coral reefs are usually formed—along the edges of shallow ocean banks in tropical or subtropical regions, and the fact that they are declining at an alarming rate.