One of the Polish students was Klara, about 24, rather small, with the classic Slavic look: clear skin, good cheekbones, a pouty mouth, and a slyness in her blue eyes.

学生里有个波兰来的女生叫克拉拉，大约24岁，身材娇小，典型的斯拉夫相貌：皮肤白皙，颧骨优美，嘴巴翘着，蓝眼睛里带一丝狡黠。

youdao

It makes sincerity turn to hypocrisy, cleverness turn to slyness and seriousness turn to dogma.

真诚成了虚伪，聪明成了狡猾，认真成了刻板。

youdao

This is the so-called human wisdom according to my meaning, which is obviously different from the slyness of fox or the acumen of animals.

这就是我所谓的人类智慧，这显然区别于狐狸纯粹的狡猾或者动物的聪明。

youdao

No slyness, no false generosity, sentimentality or modesty, no affecting a pose (or position) for ulterior advantage and no shrinking from a full commitment to his beliefs.

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