Use groupings that make sense to you; if you try too hard to use what someone else thinks should be grouped together, it will have no meaning for you.

使用这些对你有用的类别，只要努力尝试使用别人对它们的归类，那么以前你喜欢的东西就不再对你有任何意义。

youdao

As with any radical change to an existing technology, especially a jet engine, a large installed base of expertise together with lots of regulation mean it can be hard for a newcomer to make headway.

因为对于一个已存在技术的根本性的改变，尤其是对飞机引擎来说，大规模基础的专业知识和数量繁多的规章制度使得新来者很难取得进展。

youdao

For services to know about each other, they must either be hard-wired together or be able to dynamically find one another.

为了让服务彼此相互了解，必须将其通过硬性方式连接起来，或者能够动态地找到彼此。

youdao

But Prosecutor Patrick Fitzgerald has put on what appears on the surface to be a simple case, but of course, any case that looks that simple has been hard to be put together.

NPR: Libby's Attorneys Pick at Russert's Account of Leak

And our teams are going to be working very hard together to come up with common papers and common positions on the issues which are of interest and which come within the agreement of the G20, such as the matter of currencies, of commodity prices, and all that needs to be done in order to reduce the current and present imbalances.

WHITEHOUSE: President Obama Meets with President Sarkozy

Engineers love the chips, which let them test their chip designs quickly, without waiting several months for an ASIC to be hard-wired together.

FORBES: Technology briefing