Charles Babbage & Ada Byron ( Lady Lovelace ) worked on programmable mechanical calculating machines.CharlesBabbage 和adaByron发明了可编程的机械式计算器 ( 差分机 )....

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lovelace的音标：lovelace的英式发音音标为：['lʌvleis]lovelace的美式发音音标为：['lʌvˌles]...