make an ass of oneself的用法和樣例：
例句
- He has a knack of doing stupid things.
他慣於做蠢事。 - If you pretend to know what you don't know, you'll only make a fool of yourself.
不懂裝懂就會鬧笑話。 - Every day, unsuspecting foreigners in Taiwan make social blunders or experience what they consider strange behaviors.
在台灣，這些不知情的外國人每天都會鬧笑話，或是經驗到他們認為奇怪的行為舉止。
