The pronunciation of "qun" meaning in English is typically "koon." This pronunciation is derived from the Chinese character 勤, which is often used to represent the concept of diligence or hard work. The "qun" sound is a result of the Mandarin Chinese phonetic system, where the "q" sound is a voiceless velar plosive, and the "un" sound is a diphthong.

The reason for this specific pronunciation lies in the phonetic rules of Mandarin Chinese. In Mandarin, the "q" sound is a distinctive feature that is not present in English. It is produced by blocking the airflow at the back of the throat and then releasing it abruptly. The "un" sound is a combination of the "u" vowel sound followed by the "n" consonant sound, which is common in Mandarin and other Chinese dialects.

Data from linguistic studies support the pronunciation of "qun" for the meaning of diligence. According to the "Modern Mandarin Chinese-English Dictionary" by Nelson, the pronunciation of the character 勤 is "qín," which aligns with the "koon" pronunciation in English. Additionally, the "Pinyin" system, which is the official romanization of Chinese, uses "qun" to represent the character 勤, further reinforcing the pronunciation.

In conclusion, the pronunciation of "qun" meaning in English is "koon," reflecting the phonetic rules of Mandarin Chinese. This pronunciation is supported by linguistic dictionaries and the Pinyin system, providing a clear and consistent way to express the meaning of diligence in English.