问bus和but的u发音相同吗

bus和but的u发音相同，都发短元音“啊”。

类似发音的英语单词还有： up, unfair, unhappy, cup, mug, cut, mun, mutton, number, nut, trust, luck, just, jump, drum, brush, butter, culture, cultural, dug, duck, discuss, discussion, junk, result, such, lucky, luckily, unluckily, unreal等。