steel trap   (TTS Sound)

The steel_trap has 2 Senses.

• steel trap
• an acute intelligence (an analogy based on the well-known sharpness of steel traps); "he's as sharp as a steel trap"; "a mind like a steel trap"
• 鋭い知性（周知の理解の早い鋭さに基づく比喩）

• steel trap
• a trap made of steel with a strong spring and sharp toothlike projections to hold the prey
• 獲物を捕食するために強いスプリングと鋭い歯のような突起のある鉄鋼から作られた罠