These words all describe sth that is worth a lot of money or very important to sb.以上各词均用以形容物品值钱、宝贵。
valuable worth a lot of money指值钱的、贵重的:◆The thieves took three pieces of valuable jewellery.窃贼盗走了三件贵重的首饰。
precious rare and worth a lot of money; loved or valued very much指珍稀的、珍贵的、宝贵的:◆a precious Chinese vase, valued at half a million pounds价值 50 万英镑的稀世中国花瓶◆precious memories of our time together我们共度时光的珍贵回忆
priceless extremely valuable; loved or valued very much指无价的、极珍贵的、极宝贵的:◆a priceless collection of antiques价值连城的古文物收藏
irreplaceable too valuable or special to be replaced指因贵重或独特而不能替代的