n.跳舞者；舞蹈演員
One dancer was fractionally out of step. 有個(gè)跳舞人的舞步稍微有些不合拍。
His wife is a ballet dancer. 他妻子是一位芭蕾舞演員。
樓梯
n.走鋼絲；繩索特技表演者
