If you are not very fluent in binary, you may have difficult to understand.

如果你不精通二进制的话，你也许不懂得这是什么意思。

youdao

It's difficult to preserve your dignity when you have no job and no home.

一个无家无业的人难以保持自己的尊严。

《牛津词典》

This disease is surprisingly difficult to catch, as most people have a natural resistance to it.

这种病令人惊讶的难以患上，因为大多数人对它有一种先天的免疫力。

《柯林斯英汉双解大词典》

He studies the ways Trekkers have formed communities of support to tell stories about how the series helped them overcome difficult situations.

VOA: special.2009.06.05

Other languages don't have that distinction and so those distinctions are very difficult for non-native English speakers to learn.

其他语言并没有这样的差别,所以非英语母语的说话者,很难发现这些差别

耶鲁公开课 - 心理学导论课程节选

Indeed, in addition to finding him very difficult you've probably said, "Why does he have to write like that?" In other words, "Yeah, okay. He's difficult, but isn't he making it more difficult than it needs to be?"

事实上，除了发现他难懂以外，你可能会说，“为什么他要这样写？“，换句话说，“是的，他的思想很难懂，但是他这样写不是让他的思想更难懂了吗？“

耶鲁公开课 - 文学理论导论课程节选

The US's EMP commission's report explained that to defend against such an attack, it is necessary to build redundant electrical systems and have difficult-to-build replacement parts like turbines on hand to replace ones destroyed by such an attack.

CENTERFORSECURITYPOLICY: An urgent memo to the next government

The airline has been attempting to contract with outside carriers to boost its schedule, but charters have been difficult to schedule this late into the holiday weekend.

CNN: JetBlue weather woes not yet overcome

Central to this project are advanced MRI scanning techniques, which the scientists say are able to pick up on details of the growing brain that have been difficult to capture until now.

BBC: Babies' brains to be mapped in the womb and after birth