dull polish
常见例句
- If you can't see the bright side, polish the dull side.
如果你不能看到光明的一面，那就擦亮阴暗的一面。
blog.sina.com.cn - Metal Polish - Mix several crushed onion slices with some water. Apply the solution to a dull metal object using a piece of cloth.
擦亮金属 ——将一些压碎的洋葱片和水混合，用块布蘸取溶液，擦拭暗淡的金属物品。 返回 dull polish