当初
adverb
initially
B1
何かの最初の部分またはセクション。
initially
とうしょ
B1Intermediate
B1
当初は一週間の予定だったが、作業が早く終わって三日で帰れた。
It was originally planned to take a week, but the work finished early and we came home after three days.
B2
その商品の斬新さは、発売当初から大きな話題になった。
The novelty of the product attracted considerable attention from the time it was launched.