Blower
来自Big Physics
wiktionary
From Middle English blower, from Old English blāwere; equivalent to blow + -er.
etymonline
blower (n.)
early 12c. (originally of horn-blowers), from Old English blawere, agent noun from blow (v.1). Of mechanical devices from 1795. As a colloquial word for "speaking-tube," 1922, hence also by extension "telephone."
