in·fra·class 
(ĭnfrə-klăs′)
(ĭnfrə-klăs′)n.
A taxonomic category of related organisms ranking below a subclass and above an order or superorder.
| 单词 | infraclass |
| 释义 | in·fra·class (ĭnfrə-klăs′)n. A taxonomic category of related organisms ranking below a subclass and above an order or superorder. |
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