on sight

英 美
  • adv.一见(立即;见票即付)
  • on prep.在...之上;由...支撑着;在(某一天);关于;基于adv.穿着;向前(移动);表示持续性adj.表示已连接、处于工作状态或使用中;发生;值班
  • sight n.视力;看见;视线;景物v.瞄准;看见;观测
    1. The sentry was ordered to shoot on sight.
      哨兵奉命一发现目标就射击。
    2. The guard had orders to shoot on sight.
      哨兵奉命见人就开枪。
    3. The sentry had orders to shoot on sight.
      哨兵奉命一发现有动静就立即开枪。