对于东欧延升的范围有多广这个问题，一直以来并没有明确的答案。

THERE is no clear answer to the question of how far east Europe stretches.

youdao

对于东欧延升的范围有多广这个问题，一直以来并没有明确的答案。

THERE is no clear answer to the question of how far east Europe stretches.

youdao