Last Updated
：2026/01/06
下位互換性
Hiragana
かいごかんせい
Noun
Japanese Meaning
下位互換性：上位のバージョンや上位機種が、下位のバージョン・機種向けに作られたデータや機能・周辺機器などをそのまま利用できるという互換性の性質。 / 下位互換：①（一般的な誤用）本来は「上位互換」と呼ぶべき関係を指して使われがちな語。②ある製品や仕様が、より高性能・高機能な別の製品・仕様と比べて、性能や機能の面で全面的に劣っていること。
Easy Japanese Meaning
あるものが、もっと上のものとくらべて、すべての点でおとっていること
Chinese (Simplified) Meaning
与更高级产品的兼容性（向下兼容） / 在各方面都不如某物的版本或替代品；整体劣势
Chinese (Traditional) Meaning
與更高階（更優）產品或版本之間的相容性 / 在各方面都遜於某物的狀態；整體劣勢
Korean Meaning
상위 제품과의 호환성 / 비교 대상보다 모든 면에서 못한 성질; 전반적 열등성
Vietnamese Meaning
tính tương thích với sản phẩm/cấp cao hơn / sự kém hơn toàn diện so với đối tượng khác
Tagalog Meaning
katugmaan sa nakahihigit na produkto / pangkalahatang kababaan; mas mababa sa lahat ng aspeto
Sense（1）
compatibility with an superior product
Sense（2）
being worse than something else in all aspects; overall inferiority
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
compatibility with an superior product / being worse than something else in all aspects; overall inferiority
See correct answer
下位互換性
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This new software has backward compatibility, so you can use old version data without any problems.
This new software has backward compatibility, so you can use old version data without any problems.
See correct answer
この新しいソフトウェアは、下位互換性を持っているため、古いバージョンのデータも問題なく使用できます。
Japanese - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen changing entry name
- Users authorized to vote on judging - All Users
- 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
