Chinese phrase
以至于〜 yǐ zhì yú 〜
Meaning
so ___ that
When to use it
Links a situation to a result caused by its degree or extent. It introduces the consequence, often after an adjective or adverb, in neutral spoken and written English.
Example dialogue
他最近很忙，以至于连周末都没休息。 tā zuì jìn hěn máng yǐ zhì yú lián zhōu mò dōu méi xiū xī
He has been so busy lately that he has not even rested on the weekend.
那你们应该帮他分担工作，让他休息一下。 nà nǐ men yīng gāi bāng tā fēn dān gōng zuò ràng tā xiū xī yí xià
Then you all should help share his workload and let him rest for a while.