Two-career couples often need better time management to balance work and family life.

two-career 是由 two（"两个"）和 career（"职业、事业"）组成的复合形容词，字面意思是"两个职业的"。 couples 是名词 couple 的复数形式，指"夫妻、伴侣"。 two-career couples 指夫妻双方都有职业的家庭，即"双职工家庭"。