英语单词“richen”的翻译、意思、用法、释义-英汉词典

单词	richen
释义	richen['ritʃən]vt.1.■使(更)富有；使(更)丰富2.■使(更)浓：to richen a mixture增加混合物之浓度3.■提高(燃料的)可燃性成分vi.1.■变得丰富，变得富有2.■(色彩等)变浓
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