The learning curve: learning Chinese is difficult, and after we’ve completed the arduous process, we come to feel like we’ve earned it, and this place is ours.

学习的挫折：学习中文是很困难的一件事，而在我们完成了这个艰难的过程后，我们觉得这是我们应得的，这个地方是我们的。

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Yet this will be difficult because as much as they might agree on matters of substance, the diffuse nature of the opposition makes agreement on tactics and procedures slow and arduous.

但这将是困难的，因为尽管他们会在主要问题上达成一致，各党派间本质上的种种差别会使他们对具体方法和程序的意见统一过程缓慢而又费力。

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We lose self-discipline. After all, why would we work on something that is arduous and difficult when we could be watching TV?

总之，为什么我们要在可以看电视的时候去做一些艰辛困难的事情呢？

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Party lines are clearly drawn, and the debate will be arduous and difficult.

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Told of Moglia's plan, Osborne played devil's advocate, reminding him of a coach's arduous recruiting schedule and often difficult job of dealing with college kids.

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All that said, this is not a difficult task, although it is arduous: slow and steady wins the race, or at least gets you on the ballot.

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