upon
🇺🇸
/əˈpɑːn/
🇬🇧
/əˈpɒn/
preposition
B1
on or at a particular time or event
The decision was made upon receiving the final report.
최종 보고서를 받은 후 결정이 내려졌습니다.
R
used to show a very large number or amount of something
There were thousands upon thousands of stars visible upon looking at the night sky.
밤하늘을 바라보니 수천 개의 별들이 보였습니다.
translation
~할 때, 대량의