adjective🔗Share没用的，坏的，有缺陷的。 Worthless; not working properly, defective."Why do I always get a shopping trolley with duff wheels?"为什么我总能碰到轮子是坏的购物车？qualityconditionthingChat with AIVocabulary GamePractice Reading
noun🔗Share笨蛋，草包 An incompetent or clumsy person.""My brother is such a duffer; he always spills his drink." "我弟弟真是个笨蛋，总是把饮料洒出来。personcharacterChat with AIVocabulary GamePractice Reading
noun🔗Share菜鸟, 笨蛋. A player having little skill, especially a golfer who duffs.""Despite his enthusiasm, Mark is such a duffer on the golf course that he often hits the ball into the water." "虽然马克热情很高，但他打高尔夫球实在太菜了，经常把球打到水里去。sportpersonChat with AIVocabulary GamePractice Reading
noun🔗Share小贩，流动商贩，兜售劣质品的人 A pedlar or hawker, especially one selling cheap or substandard goods."The street was lined with duffers selling watches that looked expensive but broke within a week. "街道两旁都是些兜售劣质品的小贩，他们卖的手表看起来很贵，但不出一个星期就坏了。personjobbusinesscommerceChat with AIVocabulary GamePractice Reading
noun🔗Share劣质品, 冒牌货 Cheap or substandard goods sold by a duffer."The market stall was full of duffer; the toys looked like they would break after only a day. "那个市场摊位上摆满了劣质货，那些玩具看起来玩一天就会坏。businessitemcommerceChat with AIVocabulary GamePractice Reading
noun🔗Share旱牛， 不产奶的母牛。 A cow that does not produce milk."The farmer decided to sell the duffer because she hadn't produced any milk in two years. "农夫决定把那头旱牛卖掉，因为它已经两年没产奶了。animalagricultureChat with AIVocabulary GamePractice Reading
noun🔗Share偷牛贼，牲畜盗窃犯 A cattle thief or thief of other livestock; one who alters the brands of cattle."The ranch hands suspected the new neighbor was a duffer because several calves had mysteriously disappeared, and some cows were showing signs of altered brands. "牛仔们怀疑新来的邻居是个偷牛贼，因为好几头小牛神秘失踪了，而且有些母牛的烙印有被改动过的痕迹。propertyanimalagriculturelawChat with AIVocabulary GamePractice Reading
noun🔗Share菜鸟信鸽，庸鸽。 A racing pigeon that does not perform well.""After weeks of training, the pigeon named Percy turned out to be a complete duffer, always lagging behind the other birds." "经过几周的训练，名叫珀西的鸽子结果完全是个菜鸟信鸽，总是落在其他鸽子后面。animalbirdsportraceChat with AIVocabulary GamePractice Reading
noun🔗Share花环蛱蝶， 黛眼蝶属蝴蝶。 Any of various nymphalid butterflies of the genus Discophora."While hiking in the rainforest, we spotted a beautiful duffer fluttering near a fruiting tree. "在热带雨林徒步时，我们看到一只美丽的花环蛱蝶在结果的树旁翩翩飞舞。animalinsectbiologynatureChat with AIVocabulary GamePractice Reading
