这种技术称为SIMD(单指令，多数据)或数据并行。
This is known as SIMD (single instruction, multiple data), or data parallelism.
后者必须只包括简单指令，除非有更充足的理由使其有复杂指令。
The latter must include inly simple instruction unless there is a good reason for complexity.
山姆：它跟手工编程不同。在程序员输入简单指令后，计算机自动生成程序。
Sam: It's different from manual programming. After the programmer inputs simple instruction, the computer creates the program.
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