vacuously
🇺🇸
/ˈvækjuəsli/
🇬🇧
/ˈvækjuəsli/
adverb
R
in a way that shows no sign of intelligence or sensitive feelings
She nodded vacuously, not really understanding what was being said.
她无神地点了点头，实际上并没有理解正在说些什么。
translation
茫然地