名词
中文翻译：第一线
同义词：
['front line', 'critical line例句：1. The first-line soldiers were the ones who fought the battle.（最先上战场的士兵是那些战斗的人。）']
例句：
-
1. The first-line soldiers were the ones who fought the battle.
最先上战场的士兵是那些战斗的人。
-
2.The company's first-line manager is responsible for overseeing all operations.
公司的一线经理负责监督所有运营。
-
3. The new policy will affect the first-line workers directly.
新政策将直接影响一线工人。