social need的用法和樣例：
例句
- From morning till night he toils and works on some scheme which will meet a social need or solve a social problem.
他從早到晚，出謀劃策，勞神于社會(huì )需要，或解決社會(huì )問(wèn)題。 - This underlines the need for the international community to take urgent action to combat climate change.
這份報告強調了國際社會(huì )需要采取緊急行動(dòng)來(lái)防止氣候變化。
