A widely known achievement of radio electronics is electronic calculating machine that can perform several thousand arithmetical operations in one second. 发明电子计算机是一个电子领域非常出名的成就,它能在一秒内完成几千次的数学运算。
The modern electronic computer has been developed from the simpler calculating machine. 现代的电子计算机是由较简单的计算机发展而来的。