现在一切都这么匆忙，你和你的朋友有可能一两年都不通音信。
Your friends and you might be out of touch for a year or more because things get so hurried nowadays.
他一碰到那位三十多年来不通音信的朋友，许多往事便涌上了心头。
Memories crowded in on (upon) him as soon as he met the friend whom he had heard nothing of for over thirty years.
他一碰到那位三十多年来不通音信的朋友，许多往事便涌上了心头。
Memories crowded in on (or upon) him as soon as he met the friend whom he had heard nothing of for over thirty years.
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