1. They're not exactly on the breadline.
他们其实并非生活在贫困线上。

《柯林斯英汉双解大词典》

2. We lived on the breadline to get our son through college.
供儿子上大学期间我们的生活非常拮据。

《柯林斯英汉双解大词典》

3. We lived on the breadline to get our son through college.
供儿子上大学期间我们的生活非常拮据。

《柯林斯英汉双解大词典》