My diligence and hardship, the God can see.

我的勤奋和辛苦，上天看得最清楚。

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Because of my diligence, I have already passed CET-6.

由于我的勤奋，我已经通过了大学英语六级考试。

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This extension of my diligence as a househusband has earned me "a big gold star," as Julie puts it.

我作为居家男人而扩充的这份勤快劲儿为我赢得了“一颗大大的金星，”朱莉授予的。

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When I decided to get my own 47-inch flat-screen TV, I did my due diligence in Consumer Reports, decided on a Samsung model and ordered it from Amazon.com.

FORBES: Best Buy's Problem Is It's Not The Best Buy

"My clients do due diligence, " a fine watch dealer recently told me, explaining the difference between his customers now and 15 years ago.

FORBES: Magazine Article

First, I should have done diligence on what my peers were getting so I had some rational basis for my internal salary position.

FORBES: How Not To Negotiate Your Salary