unknown
not known or identified
Learn unknown with free cards in 30 seconds.
10 minutes a day can add up to 3,000 words a year. Spaced flashcards bring each word back when it is time to remember it.
Useful for a confident vocabulary.
How many words can you learn in a year?
If you learn 8-10 new words a day and review them regularly with flashcards, you can cover about 3,000 words in a year.
ZapomniEnglish brings words back at the right time: difficult words appear more often, familiar words less often.
Not sure what pace to start with? Check your vocabulary level and we will suggest words for your level.
We count words you add to learning and review regularly. Active use grows gradually and depends on practice.
| Pace | Per day | Per year | Best for |
|---|---|---|---|
| Easy | 3 words | ≈ 1,100 words | starting without pressure |
| Balanced | 5 words | ≈ 1,800 words | steady growth |
| Recommended | 8 words | ≈ 2,900 words | around 3,000 words a year |
| Fast | 10 words | ≈ 3,650 words | visible vocabulary growth |
| Intensive | 15 words | ≈ 5,500 words | strong motivation |
unknown 的翻译
unknown 的例句
The driver was unknown to the police.
Водитель был неизвестен полиции.
Learn by topic
unknown belongs to the topic "Top 2500". Start with a short 7-word set so the word is easier to remember in context.
unknown 的同义词
词典扩展后会补充相关词和同义词。
What’s the difference
How is unknown different from related words?
Short comparisons help you choose the right word by meaning, context, and typical examples.
В чем разница в английском между carry, wear, tote и lug
Carry — нести или иметь при себе, wear — носить на теле, tote — таскать с собой, lug — тащить тяжёлое с усилием.
В чем разница в английском между whole, entire, complete и intact
Разница между whole, entire, complete и intact: целое, весь объем, завершенность и сохранность без повреждений.
В чем разница в английском между choose, pick, select и opt for
Разница между choose, pick, select и opt for: обычный выбор, разговорный выбор, выбор из списка и осознанное предпочтение.
unknown 的相关词和词表
Questions about this word
unknown 是什么意思？
not known or identified
unknown 怎么发音？
如果有录音，可以用本页的音频按钮听 unknown 的发音。
unknown 怎么造句？
The driver was unknown to the police. 翻译：Водитель был неизвестен полиции.