Well Tom, I hope you have a good time in America. I'll miss you.
就这样了,汤姆。我希望你在美国玩得很愉快。我会想你的。
and realized that it was a sign that the child was growing up and developing valuable powers of observation and independent judgment,
并且意识到这象征着孩子们正在成熟和发展宝贵的观察力、独立判断力,