Last Updated
：2025/11/22
WD-40
Proper noun
Japanese Meaning
浸透性潤滑剤 – 金属部品に浸透し、摩擦を減らし、錆や腐食を防ぐために使用される油。 / 電気回路保護用潤滑油 – 湿気から電気回路を守るための潤滑・防錆剤。
Quizzes for review
A penetrating oil used as a lubricant and to protect electric circuits from moisture.
音声機能が動作しない場合はこちらをご確認ください
See correct answer
WD-40
When the old bicycle's chain started to squeak, I sprayed WD-40 on it to lubricate the links and protect the nearby electrical connectors from moisture.
See correct answer
When the old bicycle's chain started to squeak, I sprayed WD-40 on it to lubricate the links and protect the nearby electrical connectors from moisture.
音声機能が動作しない場合はこちらをご確認ください
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
