breathing system
英
美
- 呼吸系统
双语例句
- 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 the breathing system and 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。
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