【Aixi & Aiyu】MDSR0008-1 Blue Sky Airline's Flight Attendant EP1 Sexual Training Under Promotion (Note: The original text is a mix of Chinese and English, likely a title or descriptor. The Chinese part"蓝天航空空姐" has been translated to"Blue Sky Airline's Flight Attendant," and"晋升中的性培训" to"Sexual Training Under Promotion." The remaining elements—names"Aixi & Aiyu," code"MDSR0008-1," and"EP1"—are retained unchanged as they appear to be proper nouns or identifiers.) (No further action need

The provided text is already in English with only non-standard brackets 【】 used. Following your instructions to retain existing English, numbers, and punctuation while translating non-English content (of which there is none here), the output remains unchanged:【Aixi & Aiyou】MDSR0008-1 Blue Sky Airline's Flight Attendant EP1 Sexual Training Under Promotion (Note: No translation was performed as the content between the brackets is in English, and the rest of the text is already in English with preserved formatting.)