noun 下载 🔗分享 杜布隆金币,双金币 A former Spanish gold coin, also used in its American colonies. Examples : "The old map promised a chest filled with doubloons buried somewhere on the tropical island. " 那张旧地图承诺说,热带岛屿的某个地方埋藏着一个装满杜布隆金币的箱子。 history economy finance value asset 与AI对话词汇游戏阅读练习