单词	root cap
释义	root cap noun : a protective cap of parenchyma cells that covers the terminal meristem in most root tips Word History First Known Use 1849, in the meaning defined above
随便看	photoperiodically photoperiodicities photoperiodicity photoperiodism photoperiodisms photoperiodities photoperiods photophase photophases photophobe photophobes photophobia photophobias photophobic photophone photophones photophore photophores photophoreses photophoresis photophoretic photophosphorescence photophosphorescent photophosphorylation photophosphorylations

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