firing line noun
plural firing lines
plural firing lines
Learner's definition of FIRING LINE
1
[count] : a line of soldiers who are shooting at an enemy射击线；一列向敌人射击的士兵 2
[singular] : a place or position in which someone is not protected from attack or criticism处于易受攻击（或批评）的位置 —
used especially in the phrase (US) on the firing line or Brit in the firing line尤用于短语（美国英语）on the firing line或（英国英语）in the firing line