I can learn my interested major but I need hard hard work and maybe still failed at last or I can learn other major which can be passed easily but I am not interested in it at all.

我可以学我感兴趣的专业但是我要有准备就是我可能很努力都不一定能通过考试，或者我可以选择一个我不感兴趣或者说不适合我但是很容易通过考试的专业。

youdao

"It is kind of hard to believe sometimes when I look at his work to realize that one sheet of paper goes into each of the animals with all of the complexities."

VOA: standard.2010.03.17

It's great idea with a lot of hard work and then you work at it for year, two years, three years, four years, five years, six years, seven years, eight, nine, 10.

勤奋的工作，一年两年，三年,有或者更多，甚至10年，是很好的想法。

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"Let's put it this way: I work very hard at it, " Heimlich told CNN.

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The realization, even at age 10, that you can create real, tangible things if you think about it long enough, and work at it hard enough.

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All three companies see this as a big market and have been hard at work developing it.

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