ro·ti·fer /ˈrotəfɚ/
輪蟲
ro·ti·fer /ˈrotəfɚ/ 名詞
輪蟲
Ro·ti·fer n. Zool. One of the Rotifera. See Illust. in Appendix.
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rotifer
n : minute aquatic multicellular organisms having a ciliated
wheel-like organ for feeding and locomotion; constituents
of freshwater plankton