安培计

ammeter (loanword from "ampere meter")

surname An

(bound form) calm; peaceful / to calm; to set at ease / safe; secure; in good health / content; satisfied (as in 安於|安于[an1 yu2]) / to place (sb) in a suitable position (job) / to install; to fix; to fit / to bring (a charge against sb) / to harbor (certain intentions) / ampere (abbr. for 安培[an1 pei2])

ampere (loanword)

to bank up with earth / to cultivate (lit. or fig.) / to train (people)

surname Ji

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