我遇到了一些困難。
I am having some difficulties.

我需要一些協助。
I need some help.

可以幫我一個忙嗎？
Can you help me?

是這個樣子嗎？
Is it like this?

我的[設備]不會動。
My [device] is not working.

我的電腦當機了。
My computer is crashed.

我的檔案打不開。
I cannot open my file.

無法連上網路。
Unable to connect to the internet.

我的檔案不見了。
My file is missing.

電腦好像中毒了。
It seems like my computer got a virus.

新增雙語例句建議：