| 释义 |
sevenths ˈsevənθs COCA²³⁹⁸⁹⁹BNC⁵⁸⁴⁵⁵
基本例句
n.第七个seventh的名词复数；处于极乐世界；快活似神仙原型seventh的复数 The Precambrian, spanning the six sevenths of the Earth's life, is a period of special importance for the evolution of the Earth and the life on it.
占整个地球生命历史七分之六的前寒武纪，是地球及地球上生命演化的重要时期。 cnki
Switching times of the new type transistor is shortened by four- sevenths.
新型晶体管的开关时间缩短了七分之四。 edu.sina.com.cn |