artificial underground passage. Passages under the ground often for cars or trains. To dig a hole from one side to another.

Basic necessary equipment for a country or region.

The process of running an organization.

supply with mechanical or electrical energy.

From the beginning of something until the end. in every part of.

place where passenger trains stop on railway line. Buildings, areas, places used for specific reasons. (Army) to be posted to a place to perform duties.

at present time.

planned enterprise. To predict what will happen in the future.

Curve theoretically assumed by a perfectly flexible and inextensible cord of uniform density and cross section hanging freely from two fixed points.

matter. Supplies or data needed to do certain things.

flowing naturally or supplied to building through pipes and taps. The act of moving your legs to move quickly. To move your legs faster than walking.

Being present, alive. To be present, alive or real.

in way that is easily perceived or understood.

Located above your head or in the sky. above level of head. overhead cost or expense.

set of things working together as parts of mechanism. Sets of organized planned ideas that work together.