词汇	upper chord
释义	upper chord 上弦杆
随便看	visitors center visitor services centre visitors flowrate visitors from abroad visitors gallery visitors not admitted visitors of all kinds visitors' or observers' gallery visitor source region Visitors,Patients' visitors regulation visitor's seat visitors' seats visitors' stand visitors statistics visitors terrace visitor's terrace/deck Visitors to Japan always admire Mt.Fuji Visitors to Patient Visitors to Patients visitors unacquainted with local customs visitors welcome visitors’ book visitor team visitor teams