于是 yú shì
“thereupon; as a result; consequently; thus; hence”
HSK 4 · 2021 list level 4Traditional 於是
新HSK等级2025 HSK 3.0 syllabus level
于是 appears in the November 2025 exam syllabus in the following numbered entry. Levels refer to the listed reading and use, not every meaning.
- Entry 1895: 于是 yúshì — Level 4; official annotation 4 (连). PDF page 127
Separate from the HSK 2.0 and 2021 list labels above. Compare the three lists.
用法How to use 于是
于是 means "so" or "as a result" and connects a situation to the next action that follows from it. It usually begins a clause, often with 就, and is common in everyday stories and explanations.
例句Example sentences
- 他很累，于是很早就睡了。tā hěn lèi, yú shì hěn zǎo jiù shuì le.He was very tired, so he went to bed early.
- 我找不到钥匙，于是给妈妈打电话。wǒ zhǎo bú dào yào shi, yú shì gěi mā ma dǎ diàn huà.I couldn't find my keys, so I called my mom.
常见错误Common mistakes
-
✗我先吃饭，于是洗澡。
✓我先吃饭，然后洗澡。
于是 shows a result or consequence, not a simple sequence of actions.
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✗因为今天很冷，于是所以我不出门。
✓因为今天很冷，所以我不出门。
于是 and 所以 both mark a result; do not use them together.