He pretended to be hurt and unable to run fast.

他假装自己受伤，不能跑得快。

youdao

Though he’d lost his precious limbs, he was not downhearted. Unable to leap and run, he moved around by crawling, and still enjoyed every day in a lively and cheerfully manner.

虽然太郎失去了宝贵的四肢，但是他并没有意志消沈，而是用匍匐前进来代替奔跑跳跃，活泼乐观地过着每一个日子。

youdao

Due to the error, I am unable to run the application properly.

由于这个错误，我不能正常地运行应用程序。

youdao

South African health officials recently announced they would be unable to meet the goal of delivering treatment to 80 percent of those needing it because they had run out of funds.

VOA: standard.2009.12.02

Arriva Trains Wales is also affected with trains unable to run between Newton-le-Willows and Manchester Piccadilly.

BBC: Salford rail delays after train derailed and caught fire

Problems at the Cowley Bridge junction mean trains are unable to run between Tiverton and Exeter.

BBC: South West rail problems could last five days

Trains are unable to run between Manchester Oxford Road and Salford Crescent and Manchester Victoria and Earlestown.

BBC: Salford rail delays after train derailed and caught fire