heartbeat

US /ˈhɑːrt.biːt/
UK /ˈhɑːrt.biːt/
"heartbeat" picture
1.

心臓の鼓動, 心拍

a pulsation of the heart, especially as detected at the wrist or neck

:
The doctor listened to her heartbeat with a stethoscope.
医者は聴診器で彼女の心臓の鼓動を聞いた。
I could feel my own heartbeat in my ears.
自分の心臓の鼓動が耳に聞こえた。
2.

心臓部, 核心, 本質

the essential or most vital part of something

:
Innovation is the heartbeat of our company.
イノベーションは当社の心臓部です。
The community center is the heartbeat of the neighborhood.
コミュニティセンターは近所の心臓部です。