arch apex英语标准发音:arch apex英式发音:美式发音:翻译中文拱顶arch apex - 基本释义[词典1]拱顶石arch apex - WEB词典arch 拱顶石arch subsidence拱顶下沉 参考资料: 1.百度翻译:arch apex2.有道词典:arch apex3.爱词霸:arch apex