fourth dimension
英 [fɔːθ daɪˈmenʃn]
美 [fɔːrθ daɪˈmenʃn]
n. 第四维(科学家和科幻小说作家用语，即时间); 非常人的体验
牛津词典
noun
- 第四维（科学家和科幻小说作家用语，即时间）
(used by scientists and writers of science fiction ) time - 非常人的体验
an experience that is outside normal human experience
柯林斯词典
- 第四维(物理学上指时间，其他三维存在于空间，即长度、宽度和高度)
In physics,the fourth dimensionis time. The other three dimensions, which exist in space, are length, width, and height.
英英释义
noun
- the fourth coordinate that is required (along with three spatial dimensions) to specify a physical event