Social welfare
社会福利界
社会福利
公共福利
社会总福利
福祉
社会公益
社会效益
福利
Social welfare institute
the nature of social welfare
Rawls social welfare function
total total knee replacement
soil total nitrogen and total phosphorus
TN Total Nitrogen and TP Total Phosphorus
total acids and total esters
total nitrogen and total phosphorous
Total α and Total β Activities
(the)medical cost social pool for major diseases
a family’s social standing
a harmonious social environment
a sense of social group