It is called the 'denominator'
It is called a denominator
the denominator
keel
It is sometimes called the base.
duckboard
duckboard
duckboard
trenchs
Trenchs, mountains, and volcanos
mostly bunkers, pillboxes and trenchs
thousands
The British were fighting the Germans in the trenches
Trenches are caused by subduction.
A wire bottom in summer to promote air circulation. And a wood bottom in winter to prevent drafts.
bravery, great leadership
Trenchs provided a cover for soldiers so not to be exposed to enemy fire.