(dearer, dearest) costing a lot of money or more money than you expected昂贵的；价格高的◆The company was hit hard by dearer oil prices.公司因石油价格走高而遭到了严重打击。Dear used at the beginning of a letter before the name or title of the person that you are writing to（用于书信抬头的名字或头衔前）亲爱的◆Dear Sir or Madam亲爱的先生／女士◆Dear Mrs Jones亲爱的琼斯太太