略語大辞典 [Med] 12 ETS environmental tobacco smoke 環境中の煙草の煙. 環境危険因子. environmental tobacco smoke; a complex mixture of EMS(exhaled mainstream) and SS(sidestream smoke) composed of gases and RSP(respirable suspended particles); a risky environmental substance; [Med:Env]. 丸善「略語大辞典」JLogosID : 11874275