saber-toothed tiger

例句：

1. 1. The saber-toothed tiger was a fearsome predatorthat roamed the forests during theIce Age.
   剑齿虎是冰河时代森林中的可怕掠食者。
2. 2. Inprehistoric times, saber-toothed tigers were common in NorthAmerica.
   在史前时代，北美常见的是剑齿虎。
3. 3. The discovery of fossilizedsaber-toothed tigershas sparked renewed interest in their extinctspecies.
   化石剑齿虎的发现重新点燃了人们对它们灭绝物种的兴趣。