骑鹤上扬州 (騎鶴上揚州) qíhè shàngyáng zhōu

qíhè shàngyáng zhōu phrase to ride a crane to Yangzhou; impossible ambition
Domain: Proverb 谚语
Notes: (CC-CEDICT '騎鶴上揚州'; Mathews 1931 '騎鶴上揚州', p. 68)