乌克兰先为自己但因需要欧美军援则必须也得维持他们在乌的利益。乌公开说过此战就是在维护自己、欧洲、美国等

https://www.president.gov.ua/en/news/mi-stoyimo-boremos-i-vigrayemo-bo-mi-razom-ukrayina-amerika-80017

Ukrainians gained this victory – and it gives us courage, which inspires the entire world.

Americans gained this victory – and that's why you have succeeded in uniting the global community to protect freedom and international law.

Europeans gained this victory – and that's why Europe is now stronger and more independent than ever.

乌克兰人赢得了这场胜利——它给了我们勇气，也激励了整个世界。

美国人赢得了这场胜利——这就是为什么你们能够成功地团结国际社会来保护自由和国际法。

欧洲人赢得了这场胜利——这就是为什么欧洲现在比以往任何时候都更加强大和独立。