transducer
transducer[tranzˈdjuːsə, trɑːnz-, -ns-]noun- a device that converts variations in a physical quantity, such as pressure or brightness, into an electrical signal, or vice versa
换能器,变换器
派生transduceverbtransductionnoun语源- 1920s: from Latin transducere 'lead across' (from trans- 'across' + ducere 'lead') + -er
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