dauber

1. I am a dauber in clay.
   我是个在泥涂里乱画的家伙。
2. Dauber: do you earn a living as a film-maker?
   你的收入来自影片吗？
3. And we introduced a way of medical daubing with a special dauber which had gained good results during our practical work.
   介绍了采用涂抹法及其专用涂抹器在化学除草中取得的效果。

noun

1. an unskilled painter