redshift是什么意思音标:英 ['redʃɪft]美 ['redʃɪft]

n. （天体）红移, 红向移动

n (astronomy) a shift in the spectra of very distant galaxies toward longer wavelengths (toward the red end of the spectrum); generally interpreted as evidence that the universe is expanding

redshift的用法和例句：

1.If we were closer, we might be able to detect gravitational redshift and use that to calculate its exact position.

如果我们能接近一点 说不定能侦测到引力红移 再利用它来计算精确位置