Some things, we know is wrong, also want to insist, because not voluntarily;
⊙、有些事，我们明知道是错的，也要去坚持，因为不甘心；
It is not subject to corporation tax but the Prince voluntarily pays income tax.
而其所得税已由王子自愿缴纳。
But they do this voluntarily and are not driven by the obligations.
但是，他们这样做是不是自愿和义务的驱使。
I say voluntarily because your offer is not to add up paid overtime hours.
我所指的主动，是因为您的协助是没有加班费的。
Whether they did so voluntarily, by restraining how much they ate, was not clear.
它们这样做是出于自愿，还是由于食物数目受到限制，这个并不清楚。
Whether they did so voluntarily, by restraining how much they ate, was not clear.
它们这样做是出于自愿，还是由于食物数目受到限制，这个并不清楚。
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