Genender: It takes on the support component, which can be difficult from a free-time perspective.

Genender：开放源码需要支持的部分，而这从自由时间的角度来看是很困难的。

youdao

The move from elementary school to middle school or junior high can be difficult.

从小学进入中学或者初中的这种变动可能会有困难。

《柯林斯英汉双解大词典》

Extracting heat from very hot, dry rocks presents a more difficult problem: the rocks must be fractured to permit the circulation of water, and the water must be provided artificially.

从极热的而干燥的岩石中提取热量，暴露出了一个更加困难的问题：必须击碎岩石以保证水的循环，而水必须是人工提供的。

youdao

But the work is hard. And getting all the oil from the seeds can be difficult.

VOA: special.2009.09.29

These are difficult lines physically to read, and they may very well be the most painful lines in the entire poem from an emotional perspective.

从情感的角度看待整首诗，这几行比较难懂,读起来也比较费力。

耶鲁公开课 - 弥尔顿课程节选

the work doesn't seem to be that much more difficult from what's at other universities.

功课也没有比别的大学难很多。

对于赞助入学的看法 - SpeakingMax英语口语达人

"Things will be difficult from here on in, and what we ask is unity, from different sides, from disagreeing sides, but unity, " he told MPs.

BBC: Greek coalition wins confidence vote ahead of euro talks

Small airports don't have rental car terminals and so it'd be difficult to get from that airport to the meeting.

ENGADGET: Terrafugia Transition aircraft first hands-on (video)

For some owners it may be difficult to remember from which cash and carry or wholesaler a particular sauce came from.

BBC: NEWS | Business | How are rogue products tracked down?