二 èr
“two; 2; (Beijing dialect) stupid”
numeral, time wordHSK 1 · 2021 list level 1
新HSK等级2025 HSK 3.0 syllabus level
二 appears in the November 2025 exam syllabus in the following numbered entry. Levels refer to the listed reading and use, not every meaning.
- Entry 49: 二 èr — Level 1; official annotation 1 (数). PDF page 81
Separate from the HSK 2.0 and 2021 list labels above. Compare the three lists.
用法How to use 二
二 means the number "two". It is used for counting (一、二、三), in dates and phone numbers, in larger numbers (十二) and after 第 (第二). Before a measure word, use 两 instead: 两个人, not 二个人.
例句Example sentences
- 一二三四五。yī èr sān sì wǔ.One, two, three, four, five.
- 今天是二月二号。jīn tiān shì èr yuè èr hào.Today is February second.
常见错误Common mistakes
-
✗我有二本书。
✓我有两本书。
Before a measure word like 本, use 两, not 二, for "two".
易混词Easily confused
二vs两
Both mean "two", but 两 is used before measure words (两个人), while 二 is used in counting, dates, and after 第 (第二).
深度指南Grammar & comparison guides
相关词语Related words
- 第二 dì èr