It's hard to write a lot of stuff in a language that you're not as familiar with,

用你不熟悉的语言写论文真的很难，

选择国际学的理由 - SpeakingMax英语口语达人

So it's hard not to be in a, you know, good mood here,

所以在这里真的很难……你知道……很难心情不好。

加州的天气 - SpeakingMax英语口语达人

you've made it. Because it's an extremely hard place to support yourself.

你就成功了。因为在这个地方真的很难养活自己。

上西区的富人 - SpeakingMax英语口语达人