He avoids any eye contact, quickly averting his gaze when anyone approaches.
他避免任何目光接触，任何人接近他时，他都会迅速转移视线。
《柯林斯英汉双解大词典》
3
Here's what hard science reveals about eye contact: We know that a typical infant will instinctively gaze into its mother's eyes, and she will look back.