“苗床”造句

他们为苗床筑篱挡住北风.
They fenced the seedbeds from the north wind.

春天我用耧耙耘好地作好苗床.
In the spring I use the rake to make a good seed bed.

春季里,他们在苗床发芽并生长一年.
In spring they are germinated and grown for a year in beds.