海洋生物学 hǎiyángshēngwùxué marine biology Origin Definitions Defs Strokes Stroke Words Sentences Sents 海洋 hǎiyáng noun ocean seas and oceans; the vast body of saltwater covering most of the Earth's surface生物学 生物學 shēngwùxué noun biology The science that deals with the study of living organisms and their relationships to the environment.