underframe英语标准发音：underframe英式发音：‘ʌndəfreɪm美式发音：翻译中文底架underframe – 基本释义[词典1]N.[名词]底架（框）underframe – 基本释义[词典2]N.[名词]底架underframe – 英英词典NOUN[名词]the internal supporting structure that gives an artifact its shape使人造物品成形的内部支撑结构the building has a steel skeleton这座建筑物有一个钢骨架skeletonskeletal frameframeunderframe – WEB词典underframe底架底框车身底板底托架car underframe车底架车底架large underframe大底架 参考资料： 1.百度翻译：underframe 2.有道词典：underframe 3.爱词霸：underframe
