点击下方单词,选择对的这个单词
1. 铬钢:镍钢 nickel steel | 铬钢 chromium steel | 铬钼钢 chrome-molybdenum steel
noun
1. steel containing chromium that makes it resistant to corrosion
Synonym: stainless steelstainless
多通过句子记忆单词,而不是单独死记硬背。