Chángpǎo xùnliàn duànliàn de bùjǐn shì tǐlì, hái yǒu rěnnàilì.
Long-distance running training develops not just physical strength, but also endurance.
Tips
memory
忍 (to endure) + 耐 (to be patient) + 力 (power/ability) = the power to endure and be patient. All three characters reinforce the meaning of sustained tolerance.