这条鱼摸起来有鳞片，感觉滑滑的。

The fish feels slippery with its ___scaly skin.

这堵旧墙上的油漆已经剥落，摸起来很粗糙。

The old wall's paint is ___scaly and rough to the touch.

那个狡猾的律师用卑鄙手段操纵了审判结果。

The ___scaly lawyer manipulated the trial outcome with shady tactics.