sly

英 [slaɪ]

美 [slaɪ]

adj. 诡诈的; 狡诈的; 诡秘的(表示自己知道别人不知道的秘密)

Collins.1 / BNC.9181 / COCA.9698

习惯用语

adj.

on the sly

adj.

诡诈的；狡诈的
acting or done in a secret or dishonest way, often intending to trick people
1. a sly political move
  诡诈的政治手段
2. You sly old devil! How long have you known?
  你这个老滑头！你知道有多久了？
诡秘的（表示自己知道别人不知道的秘密）
suggesting that you know sth secret that other people do not know
1. a sly smile/grin/look/glance, etc.
  诡秘的微笑、咧嘴一笑、神色、一瞥等

ADJ-GRADED (眼神、表情或话语)会意的，心照不宣的
Aslylook, expression, or remark shows that you know something that other people do not know or that was meant to be a secret.
1. His lips were spread in a sly smile...
  他心照不宣地咧嘴一笑。
2. He gave me a sly, meaningful look.
  他心照不宣地看了我一眼，意味深长。
ADJ-GRADED 狡猾的;诡诈的
If you describe someone assly, you disapprove of them because they keep their feelings or intentions hidden and are clever at deceiving people.
1. She is devious and sly and manipulative...
  她阴险狡诈，会玩人。
2. He's a sly old beggar if ever there was one.
  他确确实实是个老奸巨猾的家伙。
PHRASE 偷偷地
To do somethingon the slymeans to do it secretly, often because it is wrong or bad.
1. Was she meeting some guy on the sly?
  她是不是偷偷地在见什么人？

adj

She darted a sly sideways glance at Bramwell
她狡黠地从眼角瞥了布拉姆韦尔一眼。
Some boys smoke on the sly.
有些男孩子暗地吸烟。
Light reveals the subtle alteration of things, the sly or calamitous impermanence or mortal life.
事物的细微变动，人生的狡猾，倏忽无常，一一都在光中显露出来。
Don't go there, Mary. He's as sly as a fox.
不要去，Mary，他狡猾的简直就是个狐狸。
Be on your guard! He's a sly old fox.
提高警惕，他是一个狡猾的老狐狸。
He's a sly old beggar if ever there was one.
他确确实实是个老奸巨猾的家伙。
She picked up the new nylon umbrella on the sly.
她顺手牵羊拿走了那顶新尼龙伞。
He is as sly as a fox. you'd better keep away from him.
他像狐狸一样狡猾，你最好离他远点儿。
I just found out that my boy friend has been dating Mary on the sly.
我刚刚发现我的男朋友偷偷地与玛丽约会啦。
Some officials claimed to unhook connections with the companies but still maintained close ties on the sly.
某些干部口称已跟公司脱钩，可暗中仍然保持联系。