孩子们对展览中巨大的剑齿虎化石感到非常兴奋。

The kids were excited to see the huge ___saber-tooth fossil at the exhibition.

这款新设计的摩托车车头有着像剑齿虎獠牙般的前灯，看起来非常凶猛。

The new motorcycle design features ___saber-tooth headlights that look fiercely intimidating.