xǔ / duō / guó / jiā / zhèng / zài / hé / zuò / bǎo / hù / Jǐ / nèi / yà / Wān / de / hǎi / yáng / shēng / tài许多国家正在合作保护几内亚湾的海洋生态。Many countries are cooperating to protect the marine ecosystem of the Gulf of Guinea.