不寒而栗 [- hán ér lì]shiver all over though not cold; A chill runs down one's back.; cannot help shivering; One's skin begins to tighten up.; shiver but not from cold; shiver without being cold; shudder; tremble with fear; very frightened:
•¶ 使人不寒而栗 make sb.'s flesh creep; give sb. the creeps; make sb.'s hair stand on end.