他在会议上总是刻意低调，很少主动发言。

He always tries ___effacing himself at meetings, seldom speaking up voluntarily.

这个政府试图抹去所有关于那场抗议的新闻报道。

The government tried to ___efface all news reports about the protest.

她虽然才华横溢，但总是谦逊低调，不愿成为焦点。

Though highly talented, she always stays ___self-effacing and avoids being the center of attention.