Hold Your Breath屏住呼吸With every exhaled breath, whatever can be airborne is airborne.每呼出一口气,什么可以空降空降。 Bacterial meningitis, influenza, tuberculosis and strep throat, just to name a few.细菌性脑膜炎,流感,肺结核,咽喉炎,只是仅举几例。 They will stay and grow as long as they are allowed to.他们将保持和发展,只要他们被允许。 No surgical mask or faceplate effectively defends against them.无外科口罩或面板,有效地抵御他们。