noun 下载 🔗分享 支流, 支脉。 A natural water stream that flows into a larger river or other body of water. Examples : "The small streams, called tributaries, flow into the much larger Amazon River. " 那些被称作支流的小溪流汇入更大的亚马逊河。 geography nature 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 朝贡国,藩属国。 A nation, state, or other entity that pays tribute. Examples : "During the Roman Empire, many conquered kingdoms became tributaries, sending goods and resources back to Rome as a sign of submission and payment for protection. " 在罗马帝国时期,许多被征服的王国都成了朝贡国,向罗马进贡物资,以此表示臣服并支付保护费。 politics nation government state history 与AI对话词汇游戏阅读练习