·2,447,543篇论文数据，部分数据来源于NoteExpress
Automatic watering device can be mounted on back.
背面可装自动饮水器。
This bailing bucket is a watering device made of plaited bamboo strips. It is round on top and has a bamboo pole.
戽斗是灌溉器具用竹篾编成箕形，头上做成圆形有一竹竿连接成戽斗。
Its purpose is to solve the technical problems that watering device can fly provided with electric power by battery.
其目的是解决浇水器可飞行，由电池提供电力的技术问题。
应用推荐