【运输】海上救助设备

There's as good fish in the sea as ever come out of it

sea urchin

Caribbean Sea

air-sea

Small Sea

aegean sea

sea side organism (SSO) disease

指月球上比较平坦而低洼的表面\nlunabase【天】[专业]月面\nmare【天】;sea【海洋】 地理[专业]月面\nthalassoids【天】