draft animal

同根派生

To put a harness on(a draft animal).
给（负重的动物）套轭具
Pulling power, as of a draft animal or an engine.
牵引力拖拉的力量，如牵引的动物或机车的
Asiatic buffalo often domesticated for use as a draft animal.
亚洲水牛，常蓄养作驮用。
To harness(a draft animal) to a vehicle or an implement.
把（驮兽）套上车或工具
A pair of draft animals, such as oxen, joined by a yoke.
同轭车的动物通过轭连在一起的一对载物动物，如公牛