常见例句A respirator is designed to protect the person wearing the respirator against breathing in very small particle aerosols that may contain viruses.呼吸器是为保护使用者的呼吸，防止吸入空气中非常微小的颗粒物气溶胶设计的，这些气溶胶中就会包含有病原微生物。 返回 mono-particle