mule
/mju:l; mjul/ n
1 animal that is the offspring of a donkey and a horse, used for carrying loads and noted for its stubbornness 骡; 骡子.
2 (fig infml 比喻, 口) stubborn person 顽固的人.
3 (idm 习语) (as) ,obstinate/,stubborn as a `mule very obstinate or stubborn 非常执拗或顽固.
mule / mju:l; mjul/ n slipper that is open around the heel 拖鞋.