### Chinese: 现在我跟大家先说一下听装贵的原因，贵在哪里？
### English: Now I would like to talk to you first about the reasons why listening devices are expensive. Where are the prices?
### Errors: There is a major error of incorrect translation includes information not present in the correct translation at "listening devices". There is a major error of incorrect translation has stylistic problems at "talk to you". There is a major error of incorrect translation is missing content from the correct translation at "where are the prices?".

### Improved English: Now I will introduce why the canned ones are expensive.