Next up is musta, which means must have.

接下来是 musta，代表的是 must have。

You know what probably happened? Someone musta stolen my credit card.

你知道大概发生什么事吗？-定有人偷了我的信用卡。

She musta taken the train, she musta taken the train.

她必须坐火车，她必须坐火车。

No, musta been a really long time ago.

- 不，一定是很久以前的事了。

You musta got over it pretty quick.

你很快好了吧.

Now that I think about it, I musta been a mighty funny sight.

现在想起来，我一定是一个非常有趣的景象。

I guess he musta gotten the part in that play.

他一定接到那个舞台剧了。

Mr. Geller: Oh, well, I, I guess it musta been the day after you were born.

应该是你出生那一天。

You might be familiar with them: " shoulda" , " woulda" , " coulda" , " musta" , " mighta" .

您可能熟悉它们：“shoulda”、“woulda”、“coulda”、“musta”、“mighta”。

But, in speaking, make sure, you know, if you're in an informal situation, most native speakers will say: " shoulda" , " coulda" , " woulda" , " musta" , " mighta" .

但是，在说话时，请确保，如果你处于非正式场合，大多数母语人士会说：“shoulda” 、“coulda” 、“woulda” 、“musta” 、“mighta” 。