mumble

US /ˈmʌmbəl/

UK /ˈmʌmbl/

B1 中級
n. (c./u.)名詞 (可算/不可算)つぶやき
From behind the wall, we could not hear any words, just a mumble
v.i.自動詞ごそごそ呟く
The more worried he became the more he started to mumble

動画字幕

14分あれば、もっと速く考え、話せるようになる (Give me 14 minutes and I'll help you think & speak faster)

14:1314分あれば、もっと速く考え、話せるようになる (Give me 14 minutes and I'll help you think & speak faster)