spraying apparatus的用法和样例：
例句
- People are spraying insecticide on the fruit trees with sprayers.
果园里，大家正在用喷雾器给果树喷洒杀虫剂。 - Some spray nozzle back-flow even with the sprayer pounds to reach the effect stirring , water medicine does not stir even sufficiently right away immediately spraying.
有的甚至用喷雾器的喷嘴回流冲击以达到搅拌的效果，水药没有充分搅匀就立即喷雾。
