There are about 5,000 fire fighters in Chicago.
在芝加哥大約有5,000名消防員。
Tim is one of them. He is on duty eight hours every day.
蒂姆就是其中之一。他每天值班八小時。
During his shift, he eats and sleeps at the firehouse.
在他值班期間，他都在消防站吃飯睡覺。
The fire fighters have to be ready to answer an alarm at any hour of the day or night.
白天或晚上的任何時候，消防隊員必須隨時準備響應警報。
Most of the alarms are for small fires. 大多數警報都是針對小型火災的。
They can be put out in a few minutes. 幾分鐘之內就能把火撲滅。
Big fires are very dangerous. Most of the time, the greatest danger comes from smoke.
大型火災是非常危險的。大多數時候，最大的危險來自於煙。
Sometimes, fire fighters have to enter burning buildings in order to rescue the people inside.
有時，消防隊員不得不進入燃燒的建築，去拯救裡面的人。
Tim has been a fire fighter for five years.
蒂姆已經做了五年的消防員了。
He's proud of himself and of his service.
他為自己和自己的服務感到驕傲。
He does exercise every day to stay strong.
他每天鍛鍊以保持強壯。