電位計

potentiometer

lightning / electricity / electric (bound form) / to get (or give) an electric shock / phone call or telegram etc / to send via telephone or telegram etc

electric potential / voltage

position / location / place / seat / classifier for people (honorific) / classifier for binary bits (e.g. 十六位 16-bit or 2 bytes) / (physics) potential

surname Ji

to calculate / to compute / to count / to regard as important / to plan / ruse / meter / gauge