渤海湾 Bóhǎiwān Bohai Bay Origin Definitions Defs Strokes Stroke Words Sentences Sents 环渤海湾地区 Huán Bóhǎi Wān Dìqū Bohai Economic Rim Bohai Economic Rim (economic region including Beijing, Tianjin, Hebei, Liaoning and Shandong)