an unfounded rumour or story 谣言;无稽之谈 the old canard that LA is a cultural wasteland. 关于洛杉矶是文化荒原的老套谣言。
a small wing-like projection attached to an aircraft forward of the main wing to provide extra stability or control, sometimes replacing the tail (飞机机翼前的)水平安定面及升降舵(有时代替尾翼)
语源
mid 19th cent.: from French, literally duck', also hoax', from Old French caner 'to quack'