2 sentences for 无力 (wú​lì — powerless)

1. 经此一战，敌军气势已敝，无力再战。

   jīng cǐ yī zhàn, dí​jūn qì​shì yǐ bì, wú​lì zài zhàn.

   After this battle, the enemy's spirit was broken and they were unable to fight on.

   Source: Dong Chinese Dictionary

2. 面对巨额医疗费，他感到无力承担。

   miàn​duì jù'é yī​liáo​fèi, tā gǎn​dào wú​lì chéng​dān.

   Faced with huge medical expenses, he felt unable to afford them.

   Source: Dong Chinese Dictionary