juvenarium

名词 n.
英 /ˌd͡ʒuːvəˈnɛəɹi.əm/    美 /ˌd͡ʒuvəˈnɛɹi.əm/

英文释义

名词 n.
  1. A shell or portion thereof of a foraminifer in the youngest stage of shell-building.
    — The earlier figure may be considered to represent this form, for the latter figure is an atypical specimen with multiple juvenaria.

词形变化

juvenaria plural juvenariums plural
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