Compared with sucking in the exhaust from cars outside, sitting in the air-conditioning and watching TV inside is a lot more comfortable. Only--who hasn't had the experience of walking past the rear end of an air conditioner and getting hit with a blast of hot air?
他說，在屋裡吹冷氣、看電視多舒服。只是，誰沒有走過冷氣口，冷不防被排出的廢熱噴上一口的經驗？