N2 — outside your level filter
write + at the time of
kaku ni saishite
at the time of; on the occasion of — official, written-formal framing for a significant event, planned or unplanned
meaning: at the time of writing
新製品を発売するにさいして、記者会見を開いた。
shinseihin o hatsubaisuru ni saishite, kisha kaiken o hiraita.
We held a press conference at the time of launching the new product. neutral
ご利用に際して、下記の注意事項を必ずお読みください。
go riyou ni saishite, kaki no chuui jikou o kanarazu o yomi kudasai.
When using this service, please be sure to read the following notes. formal