any circuit in which energy or matter moves in a cycle, such as an electrical circuit

which... (of three or more choices) / (by) who... / which way...; where... / which... (three or more persons)

well, ... / let me see, ...; let's see, ...

奴隷: slave / 土鈴: earthenware bell

何れ丈: how long?; how much?; to what extent?

何れ位, 何位: how long?; how far?; how much?

electricity / electric light

second-person pronoun: you

a slave (person owned by another, forced to work for another or to perform sexual acts)

Kyūjitai form of 奴隷 (“slave”)