jackass

名词 jackass:

1. a man who is a stupid incompetent fool
   同义词：fathead, goof, goofball, bozo, goose, cuckoo, twat, zany
2. male donkey
   同义词：jack

1. The mule is half horse and half jackass, and then comes to a full stop, nature discovers her mistake.
   骡子是半马半驴而就此完全停住了，因为大自然发现自己搞错了。

jack.ass

n.（名词）
A male ass or donkey.
公驴，雄驴
A foolish or stupid person; a blockhead:
傻瓜、笨蛋；呆子：
例句：
.You`ve acted like an irrational jackass and it`s time you stopped.(Margaret Truman)
.你的所作所为就象一个丧失理智的傻瓜，现在你该停止了.(玛格丽特·杜鲁门)