unnoticeable
01
目立たない, 気づかれにくい
not easily seen, observed, or perceived due to a lack of prominence
例
The changes to the software were so unnoticeable that users continued without realizing it.
ソフトウェアの変更は非常に気づかれにくいもので、ユーザーは気づかずに続けました。
語彙ツリー
unnoticeable
noticeable
notice
