吸入
Inhalation \In`ha*la"tion\, n. [Cf. F. inhalation.] The act of inhaling; also, that which is inhaled.
inhalation n 1: the act of inhaling; the drawing in of air (or other gases) as in breathing [syn: {inspiration}, {aspiration}, {breathing in}] 2: a medication to be taken by inhaling it [syn: {inhalant}]