但是由于地球自西向东的旋转，所以这种方法并不适合于经度的计算。

But since the earth spins always eastward that trick doesn’t work with longitude.

youdao

人类航海家花费几百年的时间来解决远距离航行中辨认经度的难题。

It took human navigators centuries to figure out how to determine longitude in their long-distance voyages. 'this.

youdao

人类航海家花费几百年的时间来解决远距离航行中辨认经度的难题。这一研究首次揭示了动物如何做到这一点。

'this study shows, for the first time, how an animal does this.'

youdao