vt.抓住[捆住]（双臂）；n.小齿轮； 变形： 过去式：pinioned过去分词：pinioned现在分词：pinioning第三人称单数：pinions 英英释义： pinion[ 'pinjən ]n.a gear with a small number of teeth designed to mesh with a larger wheel or rackany of the larger wing or tail feathers of a bird同义词：flight featherquil