Significats de solid groundwork en anglès

In a month, he had laid the solid groundwork for the city's defenses.

This was a much more solid groundwork upon which to raise a labor movement.

Lay you a good solid groundwork for some groveling.

Can't you be satisfied with making him the solid groundwork of the citizenship of his children?

When a gentleman furnishes a library he chooses representative authors-whatare called library-books-first ,forminga solid groundwork to the collection.

It is looking a bit like a race to the bottom in asset prices before solid groundwork is laid for the next bull market.