https://online2.tingclass.net/lesson/shi0529/0009/9907/869.mp3
https://image.tingclass.net/statics/js/2012
flunk 失敗,放棄,考試不及格,使…不及格(非正式)
I hope I won't flunk the final.
我希望我期末考試不會掛科。
Mike is sad because he flunked a history exam.
麥克很沮喪是因?yàn)樗麤]通過歷史考試。