「物体に外力が加わる際、その物体内部に生ずる抵抗力。物体内の任意の面の両側の部分が互いに力を及ぼし合う。圧力・張力は応力の例。」
「The resistance that occurs inside an object when external force is applied to it. Both sides inside the object exert force on each other. Pressure and tension are examples of stress.」
引張応力 = tension stress
応力センサー = stress sensor