Usage priority
Collins 词频等级为 5，建议结合例句记忆，而不是只背中文释义。
先理解核心含义，再看它在真实句子里的用法。
the cardinal number that is the sum of eighteen and one
正在加载中文释义…
the cardinal number that is the sum of eighteen and one
Choose the next layer that will help you use nineteen with more confidence.
Recommended next
Learn how to use this word with grammar patterns and natural collocations.
Analyze the context and learn memory tricks to remember it.
More ways to explore
Explore words with similar spelling endings or sounds.
See other words sharing the same root.
Discover the etymology and cognates of this word.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
发长 /iː/ 音 (如 see, free)
Use nineteen naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Collins 词频等级为 5，建议结合例句记忆，而不是只背中文释义。
Dictionary facts from ECDICT.