出典:Wiktionary
出典:Wikipedia
出典:『Wikipedia』 (2011/05/28 16:49 UTC 版)
The hadal zone (from the Greek for "like Hades"—in other words "unseen"), also known as the hadopelagic zone and trench zone, is the delineation for the deepest trenches in the ocean. This zone is found from a depth of around 6,000 metres (20,000 ft) to the bottom of the ocean.
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the temperate zone
the temperate zones
within the limits―within the boundary
the Temperate Zone
中立地帯.
the surrounding area
the torrid zone