It is not only wasteful, but also inefficient because it takes time to throw away energy!

这不仅浪费，而且效率低下，因为要花时间来扔掉能源。

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In the knowledge acquiring, it is not only fussy and boring to fill slots manually, but also inefficient.

在知识获取中，手工填槽是一件繁琐而又枯燥的工作，效率很低。

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The traditional shading methods for CSG models are not only costly, but also inefficient to control the shading effects.

传统的CSG实体显示方法不仅费时，而且难以控制明暗效果。

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For a long time most economists thought that slavery was not just bad, but also inefficient.

ECONOMIST: Economics focus

Operating as such, they add, is not just inefficient but also a dirty proposition that results in more pollution.

FORBES: Lobbyists Try to Halt State Green Energy Standards

They're also inefficient, all but one with a return on equity (ROE) in the single digits.

FORBES: Gaijin grave dancers