早期的程序设计利用机器代码指令在裸机层次上完成。

Early programming was done at the bare machine level, using machine code instructions.

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把命令或操作代码转换为机器代码的程序。

A program that translates a command or operation code into machine code.

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目标代码(目标语言)：由主程序编译而成的机器代码。

Object code (Object language) : Machine code, as translated from a source program.

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目标代码(目标语言)：由主程序编译而成的机器代码。

Object code (Object language) : Machine code, as translated from a source program.

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