取而代之地，他决定对从基辅向东至哈尔科夫的主要道路实施控制，这是从波兰过来的最佳路径，同时也保护了他的补给线。
He decided instead to establish control of the main road running eastwards from Kiev to Kharkov, the best route from Poland, so as to secure his supply line.
这里的战斗主要围绕一条从北美起，经挪威北端越境，直到俄国的港口城市摩尔曼斯克的重要补给线展开。
Combat there centered around a crucial supply route that stretched from north America to the Russian port city of Murmansk, across the border from the northern tip of Norway.
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