| 单词 | ocean crust |
| 释义 | > as lemmasocean crust ocean crust n. Geology = oceanic crust n. at oceanic adj. Compounds. ΘΚΠ the world > the earth > structure of the earth > [noun] > crust > parts of crust oceanic crust1863 platform1880 sal1909 sima1909 sial1922 ocean crust1927 1927 Sci. Monthly May 461/2 As melting proceeds the ocean crust becomes so thin that tidal action becomes important and currents are set up in the molten subcrustal basalt. 1964 Internat. Sci. & Technol. 34 72 (heading) Drilling the ocean crust. 1993 N.Y. Times 2 Nov. c12/3 The hot fluid leaches minerals out of the ocean crust as it flows upward to the surface. < as lemmas |
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