noun 下载 🔗分享 拱腹, 底面. The visible underside of an arch, balcony, beam, cornice, staircase, vault or any other architectural element. Examples : "The birds built a nest under the soffit of the porch roof, sheltered from the rain. " 鸟儿在门廊屋檐的拱腹下面筑了个巢,可以遮风挡雨。 architecture building part 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 管内顶,拱顶。 (pipe technology) The top point of the inside open section of a pipe or box conduit. Examples : "The elevation of the pipe soffit is 10.4 meters above mean sea level." 管道拱顶的标高是平均海平面以上10.4米。 technology architecture building utility 与AI对话词汇游戏阅读练习