虹吸管 Traditional form: 虹吸管 Pinyin (reading): hóngxīguǎn Definitions: siphon Characters: 虹 - rainbow 吸 - to inhale, to suck in; to absorb; to attract 管 - tube, pipe, duct; to manage, to control Traditional characters: 虹 - rainbow 吸 - to inhale, to suck in; to absorb; to attract 管 - tube, pipe, duct; to manage, to control