HSK 6 HSK V7-9
Correct

一度

/ yīdù / 
Strokes

Definition

for a time/at one time/one time/once

Example

As an Adverb

once

1
Zhèbù
这部
xiǎoshuō
小说
yīdù
一度
hěn
很
shòu
受
huānyíng
欢迎
  
。

The novel was once very popular.

2
Tā
她
shuō
说
tāmen
他们
yīdù
一度
gēn
跟
tā
他
hěn
很
shú
熟
  
。

She said they at one point knew him very well.

As an Adverb

on one occasion; for a time

3
Yīdù
一度
shīyè
失业

be out of job for some time