This creates both work for the compiler, which must generate these bookkeeping instructions, and overhead for the runtime environment, which must execute these additional instructions.

这增加了编译器的工作，因为它必须生成这些簿记指令，同时增加了运行时环境的开销，因为它必须执行这些额外的指令。

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You may receive additional instructions from your child's physicians and the hospital staff.

你可能从你孩子的医生和医院的职员那里得到进一步的指示。

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Additional reasons for amending a return are listed in the instructions.

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Because modern engines, drivetrains, and brakes already receive their instructions via electronic signals, there is surprisingly little need for additional mechanical parts.

ECONOMIST: Inside story

Customers who purchased from parallels.com or have a registered product activation key will automatically be emailed instructions on how to upgrade to Parallels Desktop 8 at no additional cost.

ENGADGET: Parallels Desktop 8 for Mac: Retina Support, Dictation, Instant switching and 30 percent faster performance