### Chinese: 其实原材料一样，只是大家认为贵的就是好的。
### English: Actually, the raw materials are the same, but everyone thinks expensive is good.
### Errors: There is a major error of incorrect translation is missing content from the correct translation at "expensive is good". There is a major error of incorrect translation has stylistic problems at "Actually, the raw materials are the same,". There is a major error of wrong grammatical register (eg, inappropriately informal pronouns). internal inconsistency (not related to terminology) at "everyone thinks".

### Improved English: Actually, the raw materials are the same, and people just think the goods are more expensive because they are better.