ゴムは弾性に富んだ素材だ。
Rubber is a highly elastic material.
年を取ると血管の弾性が失われていく。
As we age, our blood vessels lose their elasticity.
このマットレスは適度な弾性があって寝心地がいい。
This mattress has just the right amount of resilience and is comfortable to sleep on.
金属も小さな力の範囲では弾性を示す。
Even metals show elasticity within a range of small forces.