You keep on doing it a few times but then you say, " "Fine. It doesn't work," but what if it gave you money one out of every hundred times?

你接着又试了几次，然后你说，“破机器，坏了“,但如果你每投一百次它才会吐出一次呢？

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I've tried a few times to coordinate things, but he has been too busy,

我试着把事情协调过几次，但是他太忙了，

我尊敬的教授 - SpeakingMax英语口语达人

And try and use them that day, several times.

然后试着在那天把它们用上几次。

有这样的困难 - SpeakingMax英语口语达人