The authorities took measures to roll commodity price back.
当局采取措施使物价


。
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It's not just electric cars that utilize significant amounts of cobalt, though carmakers including Daimler, BMW and Volkswagen are all saying they're taking steps to insure their electric vehicles don't use cobalt that's mined by children.
使用大量钴的不仅仅是电动汽车,尽管戴姆勒、宝马和大众等汽车制造商都表示,他们正在
取措施确
电动汽车不使用由儿童开
的钴。