释义 |
breathing system短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 呼吸系统 Secondhand smoke also causes breathing infections in young children.二手烟也导致青少年呼吸系统感染。 One possible reason is that dust can affect thebreathing systemand people may be more open to infection.原因之一可能是尘埃会影响呼吸系统以及人们的户外活动多,因而感染病毒。 |