1. pinnule Finlet one of a series of small fins consisting of a few rays each, separate from each other and found posterior to the dorsal and anal fins, e. g. in Scombridae. ������һЩ������ɵ�һϵ��С�����˴˼��Ƿֿ��Ķ������ڱ����������ĺ��棬���������������ࡣ
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n.
1. division of a usually pinnately divided leaf