The story
From Robert Morrison's romanization of the Nanjing Mandarin pronunciation of 乾隆／干隆 (Qiánlóng) from before the palatalization of [kʰ] to [t͡ɕʰ].
Etymology from Wiktionary, CC BY-SA 4.0.
From Robert Morrison's romanization of the Nanjing Mandarin pronunciation of 乾隆／干隆 (Qiánlóng) from before the palatalization of [kʰ] to [t͡ɕʰ].
Etymology from Wiktionary, CC BY-SA 4.0.