noun 下载 🔗分享 凹槽, 阴槽. A concave molding with a lower edge projecting beyond the top. Examples : "The antique mantelpiece featured a graceful scotia along its bottom edge, adding a touch of elegance to the room. " 这个古董壁炉台的底边有一条优美的阴槽,为房间增添了一丝优雅。 architecture 与AI对话词汇游戏阅读练习