At one moment his forehead wrinkled up in broad furrows, and his eyebrows were lifted, at another moment his eyebrows drooped again and deep lines creased his cheeks.

• 他时而竖起眉尖，额头上就露出宽宽的皱褶，时而把眉尖向下低垂，面颊上就形成宽宽的皱纹。