“Paracrinoidea”的概念、定义、翻译、参考文献-科学参考

单词	Paracrinoidea
释义	Paracrinoidea Geology and Earth Sciences Class of echinoderms (Echinodermata) with uniserial brachioles, and a box-like theca composed of numerous plates tending to bilateral symmetry. They are restricted to the Middle and Upper Ordovician.
随便看	Riel Rebellions (1869) Riemann, (Georg Friedrich) Bernhard Riemann, (Georg Friedrich) Bernhard (1826–66) Riemann hypothesis Riemannian geometry Riemannian manifold Riemann integral Riemann-Lebesgue lemma Riemann mapping theorem Riemann sphere Riemann surface Riemann zeta function Riemann–Roch Theorem Rienzo, Cola di (1313–54) Riesz representation theorem Rietz, Henry Lewis (1875–1943) Rietz Lecturer riffle rift rift valley rig Rigel Righi–Leduc effect right right action

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