Correct

零点

/ líng diǎn / 
Strokes

Definition

midnight/to order à la carte/(math.) zero of a function

Example

As a Noun

zero hour; midnight

1
Líng
零
diǎn
点
sānshí
三十
fēn
分

00:30; zero hour thirty; midnight thirty

As a Noun

zero; null point

2
Líng
零
diǎn
点
néng
能

zero point energy