磨刀霍霍

Explanation: Are more frequently described the enemy in action before the activity. 　　Usage: The main predicate; as predicate, object, adverbial; containing derogatory 　　Source: Song Guo Maoqian "Folk Song and Ballad Mulan": "I have heard percent, the sharpening swine and sheep." Thesaurus:  at daggers drawn, hang by a hair, Ku salvo, Ku for days, may be triggered at any moment, Ready to go ahead, weigh heavily ghost, Zhang pull crossbow arrow, Harden oneself To be, Li mill to be