knave

英 [neɪv]

美 [neɪv]

n. 不诚实的男人(或男孩); 无赖; 恶棍

复数：knaves　

BNC.23768 / COCA.29367

牛津词典

noun

不诚实的人；无赖；恶棍
If someone calls a man aknave, they mean that he is dishonest and should not be trusted.
（纸牌游戏中jack的另一种说法）
In card games,knaveis another word forjack.

in AM, use 美国英语用 jack

noun

one of four face cards in a deck bearing a picture of a young prince
Synonym:jack
a deceitful and unreliable scoundrel
Synonym:roguerascalrapscallionscalawagscallywagvarlet

Describe the weaknesses of your approach and how you would compromise privacy in your system if you were a medical knave.
如果你是一个医学上的高手，请在你的系统中阐述你的方法的弱点和你是如何揭开秘密的。
Played the hero and the knave;
扮演着英雄，也扮演着流氓；
Then followed the Knave of Hearts, carrying the King's crown on a crimson velvet cushion;
接着，是个红心武士，双手托着放在紫红色垫子上的王冠。
All of the following are Class features of the Knave.
以下所有的都是流民的角色特征。
"No, I didn't!" said the Knave loudly.
“没有，我没写！”红桃杰克大声嚷道。
Back in his home town of Vitebsk by1914, Chagall joined the Knave of Diamond group.
1914年他回到家乡维捷布斯克，参加了方块杰克小组。
"Once a knave, ever a knave"
一朝失足，铸成千古恨
Better be a fool than a knave.
宁做傻瓜，不做无赖。
The Queen of Hearts, she made some tarts, All on a summer day: The Knave of Hearts, he stole those tarts, And took them quite away!
红心王后做了馅饼，夏日的白天竟发生这样的事情：红心武士偷走了馅饼，全都带走匆忙离境！
A crafty knave needs no broker.
狡猾的人不需要请教他人。