He said nothing but gave me a sly grin that made me feel terribly uneasy.(他什么也没说，只朝我狡黠地咧嘴一笑，令我感到极为不安。)
So some men may feel the need to prove their on the sly.(因此一些男人偷偷的感到需要去证明一下自己的男子气概。)
There was a sly smile from the makeup artist.(她又笑了。)
"It's not there for no reason," he says with a sly grin.(“它在那里不无理由啊，”他狡猾地笑着说。)
Before I could say anything further, the principal gave me a sly, almost sarcastic smile.(我还没来得及说什么，校长露出了一个狡猾、几乎有些讥讽的微笑。)
"Wendy," he said, the sly one, "you could tuck us in at night."(“温迪，”那狡猾的小家伙说，"晚上你可以为我们盖被子。")
His lips were spread in a sly smile.(他的双唇在会心的微笑中张开。)
I've tipped you a wink or signalled to you on the sly many times, but before you took the hint others had already noticed.(我多次向你使眼色，又给你递暗号，别人都明白了，你却没有反应。)
