单词	plugboard
释义	plugboard /plʌɡbɔːd / noun A board containing several sockets into which plugs may be inserted to interconnect electric circuits, telephone lines, or computer components, by means of short lengths of wire.Its operation was controlled by a program that was set up externally by wires on plugboards.... A common approach was to input the program by some physical means, such as wiring a plugboard, and then feeding in the data for the program to act upon. The Enigma machine looked like a typewriter in a wooden box, with an electric current travelling from the keyboard through a set of rotors and a plugboard to light up the ‘code’ alphabet.
随便看	cast one's eyes over cast one's mind back cast on (or cast something on) castor castor bean castor bean tick castor oil castor oil plant castor sugar cast (or throw) the first stone cast pearls before swine castrate castration castration complex castrato castrator Castries Castro, Fidel Castroism Castroist Castroite cast someone off cast something up cast steel cast the (or one's) net

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。