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However, information on deep-sea sediments remained very meager until the expedition of the Challenger that produced the basis for marine sedimentology.
the action of deliberately dropping your microphone at the end of a speech or performance to show you think it was so good that nothing better could follow it
a dark substance used for drawing a line along the edge of each eyelid
moving with rhythm, together as one
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Definition and synonyms of sedimentology from the online English dictionary from Macmillan Publishers Limited.