1、My brother was a chain-smoker and smoked two packs of cigarettes a day.
我哥哥是一個老煙鬼，每天要吸兩包煙。

2、You're a chain-smoker now. I'm afraid you'll have to cut down on smoking.
你現(xiàn)在抽煙已經(jīng)一支不離一支了，恐怕得少抽一點才好。

3、When is a chain-smoker most painful?
煙癮君子什么時候最痛苦?。