Coral reefs are the most diverse of all marine ecosystems. They teem with life, with perhaps one quarter of all ocean species depending on reefs for food and shelter. This is a remarkable statistic when you consider that reefs cover just a tiny fraction (less than one percent) of the earthâs surface and less than two percent of the ocean bottom.
bumper - a mechanical device consisting of bars at either end of a vehicle to absorb shock and prevent serious damage. bumper guard - vertical bars attached to a bumper to prevent locking bumpers with another vehicle.
The bumper of this car is an example of chrome. noun. The definition of chrome is a grayish-white, very hard, metallic chemical element that doesn't erode easily. An example of chrome is the shiny metal plating over the bumper of a car. Chrome means to plate with a very hard metal. An example of chrome is covering the bumper of a car with a layer of shiny hard metal.