Lighter than air, but harder to breathe.

轻于空气，但难以呼吸。

youdao

This is more flexibility, but harder to code and maintain.

这样做增加了灵活性，但是增加了编码和维护的难度。

youdao

Ministerial talent is easy to identify but harder to define.

治国之才，识别起来容易但要界定却略有难度。

youdao

But some management experts warn that limiting pay could make it harder for taxpayers to get their money back.

VOA: special.2009.10.30

I should be able to do nice bell-shaped curves, but it's harder than it looks standing up here; so that's your bell-shaped curve.

我还是挺擅长画钟型曲线的,但站着画真的不太容易,这就是钟型曲线

耶鲁公开课 - 金融市场课程节选

So it's harder and... But I mean, exams themselves are not much harder than what I expected them to be.

所以这难一点……但是考试本身没有比我想象的难多少。

来自西班牙的留学生 - SpeakingMax英语口语达人

But most native English-speakers opt for Afrikaans, said to be easy to learn, rather than a useful but harder African tongue.

ECONOMIST: English is dangerously dominant

The lesson is that it is easy to "create" jobs, but harder to grow incomes because incomes rise only when productivity increases.

WSJ: The Genesis of Jobs

It's harder for them to - it's easy for them to get into a home but harder to hold on to that.

NPR: Is Housing Market Squeezing Out the Middle Class?