hobby horse

美 
英 
  • n.热衷谈论的话题;马头长杆玩具;竹马
  • 网络木马;木马槌;木马杂志
复数:hobby horses  
hobby horse
n.
1.
热衷谈论的话题a subject that sb feels strongly about and likes to talk about
to get on your hobby horse(= talk about your favourite subject)
谈论自己喜爱的话题
2.
马头长杆玩具;竹马a toy made from a long stick that has a horse's head at one end. Children pretend to ride on it.