It means to have deep origins.
in radio language, it mean that everything's is clear(the signal is coming through strong and clearly)
The origin of the expression is obscure. It means "ruined everything".
Its actually a French expression - idee fixe which means a fixed idea, an obsession.
You might be confused with expression "seeing red", which means to be extremely, passionately angry or furious.
Idiom
an alg expression involving square roots, cube roots, etc
deep
Shallow roots are roots that were shallow and grows horizontally, it conserves water during the rains. Deep roots were roots that grows deep into the ground to obtain water.
"Grow homesick" is an idiomatic expression that means to start feeling longing or nostalgia for one's home or a familiar place. It implies a deep emotional connection to one's roots and a desire to return to a place that feels like home.
Some roots like in desert areas go very deep . It is so because the water is not available near the surface of earth. The level of water is very less . It is located very deep. That is why roots go deep in soil in search of wate .r
It means that the tree is very big or heavy so the roots need to go far into the ground to keep it upright
Longer handled shovels are better for digging out deep roots.
Surd
surd
2ft
weeds have long, deep roots that are hard to pull out
due to the roots which go down deep in the soil.