6 United States
The U.S. has the highest average household disposable income on the list at $38,000 a year — much higher than the OECD average of $23,000.
美國家庭平均可支配收入每年38000美元,排名最高——遠高于經合組織23000美元的平均水平 。
It also ranks as one of the best countries for housing conditions, with good basic facilities and general feelings of safety and personal space.
它也排在住房條件最好的國家之列,具有良好的基礎設施,能普遍感受到安全感和私人空間 。
n. 合作,協作