According to the Centre for Strategic and International Studies, about three quarters of energy we use to move things, including ourselves, accomplish no useful work.
The International Convention Centre is the venue for a three-day arts festival.
国际会议中心是为期3天的艺术节的举办场所。
《柯林斯英汉双解大词典》
3
The sense of a future has been amputated. According to the Levada Centre, three-quarters of Russians do not plan more than two years ahead; only 3% plan more than ten years ahead.