欧盟一直在试图统一一个支离破碎的系统，其在很大程度上仍然是根据国界线划分的。

The EU has long been trying to unite a fragmented system that is still largely organised around national boundaries.

youdao

张家沟剖面沉积连续、暴露完全、化石极为丰富，是建立侏罗白垩系临界阶陆相层型和研究界线划分的理想剖面。

So the Zhangjiagou section is an ideal candidate section for erecting the terrestrial stratotype and studying the Jurassic-Cretaceous boundary in China.

youdao

必须指出，这种区域划分并无严格的地理界线。

It should be pointed out that these designations are not hard and fast geographical boundaries.

youdao

The use of purity and purity language to inscribe boundaries between Israel and other nations is very characteristic of the post-exilic period.

使用纯净和圣洁的语言,来划分以色列与其他国家的界线,就是流放后时期的一个特色。

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