释义 |
preˈcystic, a. Zool. [pre- B. 1.] Applied to protozoans that are preparing to encyst.
1926C. M. Wenyon Protozool. I. ii. 190 It may be that..the precystic amœbæ..are produced by amœbæ living on the surface of the mucosa. 1938Archiv für Protistenkunde XC. 405 The large majority of precystic Colpoda sink to the bottom to encyst. 1956New Biol. XXI. 92 In preparation for this [encysting] the amoebae either digest or eject their inclusions and do not feed or grow, so that a generation of small amoebae with clear cytoplasm is produced—the precystic amoebae. |