And whether it's a light bulb, a speaker system, or a supercomputer, most electrical devices and materials contain some level of resistance.
而且无论是灯泡、扬声器系统,还是超级计算机,大多数电器和材料都含有一定的电阻。
单词 | speaker system |
例句 |
原声例句
Crash Course Physics 速成课物理 And whether it's a light bulb, a speaker system, or a supercomputer, most electrical devices and materials contain some level of resistance. 而且无论是灯泡、扬声器系统,还是超级计算机,大多数电器和材料都含有一定的电阻。 |
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