sly: implies furtiveness, lack of candor, and skill in concealing one’s aims and methods: a ~ corporate-takeover scheme.


cunning: suggests the inventive use of sometimes limited intelligence in overreaching or circumventing: relentlessly ~ in her pursuit of the governorship. (overreach越权，circumvent避免或叫塞责)


crafty: implies cleverness and subtlety of method: a ~ trial lawyer.


tricky: suggests unscrupulous shiftiness and unreliability: a ~ interviewer who usually got what she wanted from her subject.


foxy: implies a shrewd and wary craftiness usually based on experience in devious dealing: a ~ thief got away with her jewels.


artful: implies insinuating or alluring indirectness in dealing and often connotes sophistication or coquetry or cleverness: an ~ matchmaker. (coquetry假装兴趣奉承without serious intention)


sly秘密: 偷偷(furtive和sly互释)不坦诚，巧妙隐藏目的方法，cunning:想方设法(有时小聪明invent, s.t. limited intelligence)去越权或塞责，crafty机灵(可能狡诈): 聪明微妙的(subtle指微小隐藏)，tricky: 无所顾忌的(unscrupulous不顾忌不择手段)善变不可靠，foxy狡猾: 聪明又谨慎(shrewd,wary)的机灵, 通常惯犯，artful圆滑: 处事婉转吸引人,常表示世故奉承机灵。


记忆方法: 1）首字母FAST CaoCao: 说曹操曹操到==>枭雄狡猾


        2)  sly和furtive互释,表示偷偷。 谚语too much cunning can undermine its purpose:  过多巧思可能事与愿违(聪明反被聪明误)


        3）狡猾的意思是通过非正当(devious)手段达到目的mean attaining or seeking to attain one’s ends by devious means.