Please demonstrate how to say :
吸烟者的气管及肺部受到长期刺激，会引起慢性支气管炎及肺气肿，引致气促和气喘。
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Click the red button and your browser will ask for permission to use your microphone. Allow it and start recording.
Say it as loud and as clear as you can! Please only say the given word/phrase once, and do not say anything else or explain anything.
You may then listen to your recording again. Submit it if you are happy with it.