彻头彻尾

chètóu-chèwěi

(1) [out and out; through and through; complete; from claw to the caring; head over heels]∶从头到尾

那样彻头彻尾地牟利, 那样直言不讳的贪婪, 关于它没什么好说的

(2) [downright; dyed-in-the-water; outright]∶不折不扣

分明是彻头彻尾的废话