### Chinese: 令人担心，究竟要等多久才会完成
### English: It is worrying about how long it will take to complete
### Errors: There is a major error of incorrect translation includes information not present in the correct translation at "complete". There is a major error of incorrect translation has stylistic problems at "It is worrying about".

### Improved English: It’s worrying, how long do I have to wait before it arrives?