當且僅當
Chinese
- to act as; represent; equal; should; fitting; suitable; adequate; proper; replace; to be; to hold a position; manage; withstand; when; during; ought; match equally; same; obstruct; just at (a time or place); on the spot; right; just at
further; moreover barely; only; merely to act as; represent; equal; should; fitting; suitable; adequate; proper; replace; to be; to hold a position; manage; withstand; when; during; ought; match equally; same; obstruct; just at (a time or place); on the spot; right; just attrad. (當且僅當) 當 且 僅 當 simp. (当且仅当) 当 且 仅 当 Literally: “when and only when”.
Pronunciation
- Mandarin
- (Standard Chinese)+
- Pinyin:
- Zhuyin: ㄉㄤ ㄑㄧㄝˇ ㄐㄧㄣˇ ㄉㄤ
- Gwoyeu Romatzyh: dangchiiejiindang
- IPA (key): /tɑŋ⁵⁵ t͡ɕʰi̯ɛ²¹⁴⁻³⁵ t͡ɕin²¹⁴⁻²¹¹ tɑŋ⁵⁵/
- (Standard Chinese)+
- Cantonese
- (Standard Cantonese, Guangzhou)+
- Jyutping: dong1 ce2 gan2 dong1
- Yale: dōng ché gán dōng
- Cantonese Pinyin: dong1 tse2 gan2 dong1
- Guangdong Romanization: dong1 cé2 gen2 dong1
- IPA (key): /tɔːŋ⁵⁵ t͡sʰɛː³⁵ kɐn³⁵ tɔːŋ⁵⁵/
- (Standard Cantonese, Guangzhou)+
Conjunction
當且僅當
Synonyms
- 若且唯若 (ruòqiěwéiruò)
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