词汇 | transistor |
词根词缀 | 词源: "small electronic device," 1948, from transfer + resistor, so called because it transfers an electrical current across a resistor. Said to have been coined by U.S. electrical engineer John Robinson Pierce (1910-2002) of Bell Telephone Laboratories, Murray Hill, N.J., where the device was invented in 1947. It that took over many functions of the vacuum tube. Transistor radio is first recorded 1958. 词根记忆: n. 晶体管;晶体管收音机My sister insists consistently on persistent resistance to transistor radios.妹妹一贯坚决主张持久抵制晶体管收音机. |
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