His nostrils dilated like those of a wild beast that scents its prey, and his lips, half opened, disclosed his white teeth, small and sharp like those of a jackal.

• 他的嘴巴半张着，露出了他那雪白的，又细又尖，象狼一样的牙齿。可是，他的脸却露出了一种温柔的微笑。