using antibiotics carried in their saliva to help them heal. 使用其中含有的抗生素 来帮助它们痊愈

190. as they tend to their injured comrades.
     它们会照顾受伤的同伴
191. Many have lost limbs.
     许多蚂蚁失去肢体
192. But the workers lick the wounds of the injured,
     但是工蚁会用自己的唾液 舔舐伤者的伤口
193. using antibiotics carried in their saliva to help them heal.
     使用其中含有的抗生素 来帮助它们痊愈
194. Without this, most would die.
     否则多数都会死亡
195. But thanks to the treatment,
     但是由于这样的治疗
196. they're able to march back out to war within 24 hours,
     它们能够在24小时内再次投入战斗

来自《我们星球上的生命 第一季 第五集 Life on Our Planet S01E05 巨兽阴影下》第 193 行