夜以继日
- na.day and night; round the clock
- 网络around the clock; night and day; day in and day out

夜以继日
1.round the clock; day and night; continue the day by night; day in, day out; lengthen the day by taking in the night
1
2
3
4
5
6
7
8
9
10
11
12
13
15
16
17
18
19
20
21
22
23
24
25
27
28
29