Idiom：keep a low profile

Meaning: to avoid attracting attention to yourself; to behave in a way that does not attract attention;

意为“保持低调”。

Usage note: "低调"的反意"高调"则是 keep a high profile。

Example:
1. The government is trying to keep a low profile on this issue.
政府试图在这一问题上保持低姿态。

2. It would be useful to avoid controversy and keep a low profile.
低调行事,避免争论总是没有坏处的。