This means that if the delegate class implements an interface, you are back in the business of creating a drop-in replacement for it.

这意味着如果delegate类实现了接口，您又回到了为它创建一个临时替代这件事上来。

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Of course, because the fuel produced will be a drop-in replacement for ordinary gasoline and diesel, driving will still release CO2 to the atmosphere.

当然，由于这些特殊的燃料只是作为一般汽油和柴油的替代燃料，日常开车还是会向大气中释放二氧化碳。

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As an alternative to MSXML, the Apache XML Project's Xerces library comes with a com wrapper that will make it act as a drop-in replacement for MSXML in many cases.

作为MSXML的替代品，“Apache XML项目”的xerces库附带了一个COM封装器，这可以使它在许多情况下充当MSXML的仿制品。

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Sapphire Energy earlier this month began production of a drop-in replacement oil made from algae.

FORBES: Audi Places Its Biofuel Bets On Joule

Meanwhile, Kior last month said it received EPA approval for a drop-in replacement fuel from wood chips using a pyrolysis process adopted from the oil refining business.

FORBES: Audi Places Its Biofuel Bets On Joule

The Aircell Smartphone will be backward-compatible with all Aircell Axxess communications systems currently in production, and available as a drop-in replacement for the company's prolific Aircell Axxess flush-mount handset.

ENGADGET: Aircell announces world's first 'airborne smartphone'