firing line

• n. 火线(安装石油运输管线的工地)

英英释义

Noun:

1. the line from which soldiers deliver fire

2. the most advanced and responsible group in an activity;

   "the firing line is where the action is"
   

例句

用作名词 (n.)

1. This is a earth line rather than a live line.
   这一根是零线而不是火线。
2. He was wounded but refused to leave the line.
   他受了伤，但不肯离开火线。