As a language and communication expert with a deep understanding of idiomatic expressions, I can provide insight into the phrase "silence is golden."

The phrase "silence is golden" is an adage that suggests that not speaking, especially when there is potential for negative consequences from speaking, can be the wisest course of action. It implies that sometimes it is better to remain quiet and avoid unnecessary conflict or misunderstanding. The expression encourages thoughtfulness and discretion in communication, suggesting that words can be powerful and should be used judiciously.

Here's the translation of the explanation into Chinese, with the key phrase marked in red:

沉默是金，这是一种谚语，建议在可能因说话而产生负面后果时，不发言可能是最明智的做法。它意味着有时保持沉默并避免不必要的冲突或误解是更好的选择。这个表达鼓励在交流中要有深思熟虑和谨慎，暗示着言语是强大的，应该谨慎使用。

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Keeping one's mouth shut is a great virtue, as in Don't tell anyone else about it��silence is golden. Although this precise phrase was first recorded only in 1848, it is part of a much older proverb, ��Speech is silver and silence is golden.��read more >>