攀岩是一项需要极大体力的运动。

Climbing is a sport that requires immense physical ___strength.

为了增强你的核心力量，可以尝试每天做平板支撑。

To improve your core ___strength, try doing planks every day.

手术后，他花了几个月才恢复腿部的力量。

After the surgery, it took months for him to regain the ___strength in his legs.