相关单词同义词expensive, rich, dear, 近义词 dear, expensive, high, valuable反义词cheap, inexpensive, low-cost临近词costume, costa, costly jewel, costly jewels, costly luxury, costly article, costly binding, costly victory, costly mistake, costly jewelry, costly purchases, costly medicines相似词Costa Rica, Costa Rican, costal, costing, costume, costume drama, costume jewellery, costume party, 返回 costly