heartbeat

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

心跳, 心搏

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

:
The doctor listened to her heartbeat with a stethoscope.
醫生用聽診器聽她的心跳
I could feel my own heartbeat in my ears.
我能感覺到自己的心跳在耳邊。
2.

核心, 精髓, 命脈

the essential or most vital part of something

:
Innovation is the heartbeat of our company.
創新是我們公司的核心
The community center is the heartbeat of the neighborhood.
社區中心是這個街區的核心