1. He preserved his mask of solemnity even with acquaintances.
    他甚至和熟人交往也保持着一本正经的面孔。

1. solemnity

1. 严肃：solemn 严肃的 | solemnity 严肃 | solicit 律师

2. 洗礼：from Jolly Kunjappu | 07 Solemnity 洗礼 | from Potsch Potschka

3. 公共查询·英语单词

3. 庄严/严肃/一本正经/仪式/祭典：solemnise /隆重地庆祝/使显庄严/ | solemnity /庄严/严肃/一本正经/仪式/祭典/ | solemnization /隆重的庆祝/举行仪式/庄严化/

4. 要式：solemarking 底面印痕作用 | solemnity 要式 | solemnmode 郑重方式

1. a trait of dignified seriousness

    Synonym: sedatenessstaidnesssolemness

2. a solemn and dignified feeling

    Synonym: gravity