for certain例句

Some soils are actually too alkaline for certain plant life.
有些土壤其实碱性过强，不利于某些植物生长。

Hill had to find out for certain.
希尔得弄个清楚。

The courts were empowered to impose the death sentence for certain crimes.
法院有权因某些罪行判处罪犯死刑。