noun 下载 🔗分享 顶峰,顶点。 Top; summit. Examples : "The culmen of her academic career was graduating with honors. " 她学术生涯的顶峰是获得荣誉毕业。 position place 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 鸟喙脊,隆脊. The dorsal ridge of a bird's bill. Examples : "The birdwatcher used binoculars to observe the small dark spot on the culmen of the robin's beak. " 观鸟者用双筒望远镜观察知更鸟鸟喙脊上那个小小的黑点。 bird anatomy 与AI对话词汇游戏阅读练习