solemn
/ˈsɒləm/adjective
1- formal and dignified正式的; 庄严的：
a solemn procession.
庄严的行列。
1.1
- not cheerful or smiling; serious严肃的：
Tim looked very solemn.
提姆看起来非常严肃。
1.2
- characterized by deep sincerity郑重的：
he swore a solemn oath to keep faith.
他郑重宣誓效忠。
派生词
solemnly
adverbsolemnness
noun词源
Middle English （in the sense 'associated with religious rites'）： from Old French solemne, from Latin sollemnis 'customary， celebrated at a fixed date'， from sollus 'entire'.