这样不行。
Zhèyàng bù xíng.
This won't do.
这个办法不行。
Zhège bànfǎ bù xíng.
This method won't work.
他今天不行。
Tā jīntiān bù xíng.
He can't today.
手机不行了。
Shǒujī bù xíng le.
The phone stopped working.
