經常鍛煉身體可以促進身心健康（boost）
Regular physical exercise can?boost both physical and mental health.
事實上，很多參與者並不知道這項活動的詳細規則（uninformed）
In fact, many participants don't know the uninformed rules of the event.
根據指示，誌願者被分成了兩支救援隊
According to the instructions, the volunteers were assigned to two rescue teams
專家認為需要五年的時間才能顯著改善空氣質量（significantly）
Experts believe that it will take five years to improve air quality significantly.