He is a heavy smoker and smokes a pack a day.

他是一个重度吸烟者，每天抽一包烟。

We helped the heavy smoker to kick the habit.

我们帮助烟瘾大的人去戒烟。

From his appearance we may safely conclude that he is a heavy smoker.

根据他的外貌， 我们可以有把握地断定他烟抽得很厉害。

Joe is a heavy smoker. He smokes at least four packs of cigarettes a day!

乔伊是个老烟枪, 他一天至少抽四包烟.

He was a heavy smoker, and for many years had noticed increasing exertional dyspnoea.

病人吸烟很重;多年来用力时便感到呼吸困难, 且日趋严重.

But tests revealed he in fact had the lung function and aerobic fitness of a heavy smoker in his sixties.

但是测试表明他的肺功能和供养能力和60多岁的烟民差不多。

If you have been a heavy smoker and have not had a cigarette available when you wanted it, you know the feelings that lack of nicotine cause.

如果你是一个严重吸烟者，当你在想吸烟时却又得不到，你很清楚那种感觉。

HEAVY smoker whose addiction to cigarettes was quickly broken after suffering a stroke has enabled scientists to pinpoint the source of nicotine addiction.

重度吸烟者在中风之后很快戒掉了烟瘾使科学家精确地找到了尼古丁上瘾缘由。