Painless
Dictionary
Reading
Word Lists
Blog
Download App
Search
for once
Frequency
Difficulty
Tags
CEFR-B2
phrase
B2
used when something unusual happens
For once
, the bus arrived on time.
translation
phr.
used when something unusual happens
Similar Words
rarely
adv.
很少
seldom
adv.
很少
infrequently
adv.
不常