lamp changer造句

"lamp changer"是什么意思

造句与例句手机版

In 1965 Tideland introduced the world first transistorized automatic lamp changer.
An "'automatic lamp changer "'( or "'lampchanger "') is a device used to ensure that a navigational light such as a marine lighthouse or aero beacon stays lit even if a bulb burns out.
It's difficult to see lamp changer in a sentence. 用lamp changer造句挺难的

相邻词汇

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