But there is another, grubbier motive: regulatory arbitrage.

但是，还有另外一个更卑鄙的动机：监管套利。

And ever more countries are making "renewables" even more attractive through subsidies or taxes on grubbier fuels.

更多的国家通过补贴或对非清洁燃料征收高额税款让“可再生能源”更具吸引力。

Not that all bad boys fit this physical mold, but the dirtier, the messier the hair, and the grubbier the clothes, the faster she'll come running.

不是说所有坏小子都符合这样的外形特征，但越脏越乱头发和越邋遢衣服确实能让她更快地朝你而来。

It could hardly have been grubbier if he had first rubbed his hands in the earth, and then had a good cry, and then dried his face with his hands.

这张脸的邋遢程度不亚于用沾满烂泥的手在大哭过的脸上抹过。

But he is tangentially implicated in some of the grubbier episodes of the Bill Clinton era, including Mr Clinton's pardon of Marc Rich, a fugitive financier.

他与克林顿时期的某些黑幕有着千丝万缕的关联，其中包括克林顿对于在逃金融罪犯马克·里奇的赦免。