单词heptachord
n.: 七弦琴;【乐】七声音阶网络: 七音音阶
七弦琴;【音乐】七声音阶
The second possibility, the Heptachord Terrace Theatre was also ruled out as it is still under construction.
第二个可能选项-剧院也因为仍在建设中而被排除。