seriousness
US
UK seriousness n: (solemnity)
SC 庄严 zhuāng yán
TC 莊嚴
TC 莊嚴
SC 庄重 zhuāng yán，zhuāng zhòng
The seriousness of the occasion calls for formal dress.
seriousness n: (absence of humor)
SC 严肃 yán sù
TC 嚴肅
TC 嚴肅
SC 一本正经 yán sù，yì běn zhèng jīng
Her unusual seriousness made us think she wasn't feeling well.
seriousness n: (commitment)
SC 认真 rèn zhēn
TC 認真
TC 認真
SC 严肃 rèn zhēn，yán sù
TC 嚴肅
TC 嚴肅
This challenge will test his seriousness about staying with us.
in all seriousness adv: (without joke or irony)
SC 极严肃，庄重 jí yán sù，zhuāng zhòng
SC 极严重 jí yán zhòng
SC 极认真，并非开玩笑 jí rèn zhēn，bìng fēi kāi wán xiào
In all seriousness, I think she has a point.