词汇表 make sense of 理解，弄懂 in charge of 负责，掌管 curiosity 好奇心 vital 关键的，至关重要的 satisfied 得到满足 over-reliance 对…的过度依赖 vulnerable ...

The war in Ukraine has reached a turning point. Since the failure of Ukraine’s 2023 counteroffensive, Russia’s full-scale invasion settled into a predictable rhythm of summer and winter offensives, ...