Generally the shadow with lighting will highlight the contours of the face and lines.

一般来说暗影结合灯光会强调出脸部的轮廓和线条感。

youdao

Laura Mercier Angled cheek contour Brush perfectly applies cheek and face products to the contours of the face.

罗拉·玛斯亚转角腮红刷轮廓完全适用于脸颊，面临着产品的面部轮廓。

youdao

She traced the contours of his face with her finger.

她用手指摸遍了他脸部的轮廓。

《牛津词典》

It's a sketch in charcoal, the simplified contours of a face, a silhouette in black and white, a textbook description of a personality.

NPR: Many Arab-Americans Still Perceived As A 'Problem'