v. + + 不动 is a potential complement that expresses you "can't do something." lack of physical ability.

 it can be used with actions like walking, running，climbing, or eating and chewing. Structure V. (physical action) + 不动

 

Examples

 

Wǒ zǒu búdòn le，dé xiūxi yíxià！

我 走 不动 了，得 休息 一下！

I can not walk farther. I need to rest a bit.

 

Děn děn wǒ，wǒ pá búdòn le！

等 等 我，我 爬 不动 了！

Wait for me. I am too tired to climb farther.

 

 Zhè e niúpái ēnběn yǎobúdòn。

这个 牛排 根本 咬不动。

I simply can't bite through this steak.

 

Nà jià ānqín hěn zhòn，tā kěndìn bānbúdòn。

那 架 钢琴 很 重，他 肯定 搬不动。

 That piano is really heavy. He won't be able to move it.