加拿大财长：乌克兰重建工作总耗资超5000亿美元

Group 1 - The core point of the article is that the reconstruction of Ukraine is estimated to cost over $500 billion, as stated by Canada's Finance Minister [1] - The G7 finance ministers are discussing issues related to tariffs, capacity, non-market behavior, and financial crime during their meeting [1] - Canada reaffirms its commitment to continue providing financial support to Ukraine amidst the reconstruction efforts [1] Group 2 - Ukraine's Finance Minister Martynenko indicated that the G7 finance ministers will address all necessary and critical issues related to Ukraine's reconstruction [1]