From the standpoint of ecology, Antarctica should be reserved solely for research, not for tourism or for commercial exploration.

China is a leading exporter of arms.

The explosion took place because of his carelessness.

The dictator arrogated judicial powers to himself.

a top-down analysis might begin by looking at macro-economic trends

in engineering the margin of safety is the strength of the material minus the anticipated stress

All's grist that comes to his mill.

The manager implied that a modest man was suitable for the position.

No baseball player has been as deified as this man.

American diplomacy provided a toehold on which to proceed toward peace talks