中文翻译与英英解释

骑士风度；侠义行为。

knight:    n. 1.(欧洲中世纪的)骑士；武士，勇士〔尤指打仗或比 ...

errantry:    n. 1.(中世纪骑士的)冒险周游；游侠行为。 2.〔总 ...

quixotic (romantic and impractical) behavior
同义词：quixotism,

(Middle Ages) the code of conduct observed by a knight errant who is wandering in search of deeds of chivalry