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值夜；守夜（祈祷）；（夜间的）静默抗议
A vigil is a period of time when people remain quietly in a place, especially at night, for example because they are praying or are making a political protest.
例句
A prayer vigil is being held in the cathedral in memory of the bishop...
为了纪念这位主教，教堂里正在举行守夜祈祷。
Mourners are to stage a candlelit vigil in Liverpool.
哀悼者准备在利物浦筹备举行一次烛光祈祷。