块金

例句：

1. 1. He found a block of gold in the mine.
   他在矿井里发现了一块金块。
2. 2. The gold standard was used to stabilize currency during the Great Depression.
   大萧条时期，黄金标准被用来稳定货币。
3. 3. Gold is often considered a safe investment due to its rarity and durability.
   由于其稀有性和耐用性，黄金常被视为一种安全的投资。