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Lesson 103 Air Pollution
第103課 空氣污染
Why do people get headaches in a crowded, stuffy room?
為什么人們在又擠又悶的房間中會頭疼呢？
Because they are breathing bad air.
因為他們呼吸著惡劣的空氣。
People who breathe bad air for a long time can get really sick.
凡是長時間呼吸惡劣空氣的人可能會生重病。
They may even get lung cancer and die.
他們甚至可能得肺癌死去。
People need fresh air. Fresh air cleans the blood.
人們需要新鮮空氣。新鮮空氣能凈化血液。
For our health's sake, we should all, therefore, do our part to fight against air pollution.
為了健康起見，我們每個人都應該盡一己之力為反對空氣污染而努力。
