| 单词 | Pennaria | 
| 释义 | Pennarianoun  Pen·nar·ia   pəˈna(a)rēə   : a genus (the type of the family Pennaridae) comprising gymnoblastic hydroids in which the hydranth has a basal whorl of ten to twelve tentacles with a number of short knobbed tentacles on the hypostome   | 
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