Maybe you're at the end of your work day.

你马上就要下班了。

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that your form of transportation is causing each day on your way to school or work.

不用担心你每天上学或上班的路上，你使用的交通工具会引起污染。

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Perhaps, after a long day of work, you're talking with your spouse.

假如，忙完了一整天的工作以后，你和你的另一半聊天。

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