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单词 ejectamenta
释义 ejectamenta, n. pl.|ɪˌdʒɛktəˈmɛntə|
[pl. of L. ējectāmentum, f. ējectāre: see eject v.]
Substances ejected by eruptive forces.
1863Lyell Antiq. Man x. (ed. 3) 192 Yet the cone, an incoherent heap of scoriæ and spongy ejectamenta, stands unmolested.1879Rutley Stud. Rocks iv. 32 These fragmentary ejectamenta are often thrown high into the air.
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