Correct

竟日

/ jìng rì / 
Strokes

Definition

(literary) all day long

Example

As an Adverb

whole day; all day (long)

1
Jìng
竟
rì
日
fúàn
伏案

sit at one's desk (working) the whole day

2
Jìng
竟
rì
日
bēnbō
奔波

be rushed on one's feet all day long