吸入 Traditional form: 吸入 Pinyin (reading): xīrù Definitions: to breathe in to suck in to inhale Characters: 吸 - to inhale, to suck in; to absorb; to attract 入 - to enter, to come in; to join Traditional characters: 吸 - to inhale, to suck in; to absorb; to attract 入 - to enter, to come in; to join