挡住to block

阻止to stop

制止to check

阻挠to obstruct

• 筑土埝把水拦阻住。

  Build a mound from earth to hold back water.

• 不用拦阻他，让他走好了。

  Don't stop him, it's better to let him go.

• 他的决心非常大，谁也不能拦阻他。

  He was resolutely determined, nobody could stop him.