brag; indulge in idle boasting; spout hot air; talk big ? 難道這是做不到的嗎？是吹牛皮、～嗎？不，是做得到的，既不是吹牛皮，也不是～。(毛澤東《中國(guó)要出現(xiàn)一個(gè)大躍進(jìn)》) Is this impossible of attainment? Is this boasting or bragging? Certainly not. It can be done. It is neither boasting nor bragging.