Last Updated：2025/11/21
Sentence
技術者は白黒プリントのコントラストを高めるために、写真現像で穏やかな還元剤として使われるジフェノールの一種であるヒドロキノンを現像液に加えた。
Quizzes for review
The technician added hydroquinone to the developer solution to enhance contrast in the black-and-white prints.
See correct answer
The technician added hydroquinone to the developer solution to enhance contrast in the black-and-white prints.
音声機能が動作しない場合はこちらをご確認ください
Related words
hydroquinone
Noun
countable
uncountable
Japanese Meaning
有機化学において、パラ-ジヒドロキシベンゼン（ベンゼン環の対向する位置に2つのヒドロキシ基が結合したジフェノール）を指す物質。写真現像において穏やかな還元剤として用いられ、カテコールやレスオシノールと異性体である。
Related Words
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
