sticking unmoving to the original (idiom); not an iota changed
untouched
Definitions (粵典–words.hk)
動詞
冇改變過;保持住原本嘅樣 to be kept intact; untouched
爸爸留低喺保險箱嘅文件,而家仲係原封不動噉放喺入面。
爸爸留低喺保险箱嘅文件,而家仲系原封不动噉放喺入面。
baa4 baa1 lau4 dai1 hai2 bou2 him2 soeng1 ge3 man4 gin2, ji4 gaa1 zung6 hai6 jyun4 fung1 bat1 dung6 gam2 fong3 hai2 jap6 min6. Those paper in the safe deposit box are still put exactly the same way as how dad placed them into it.
Definitions (Wiktionary)
phrase, idiomatic
intact in its original state; to remain unchanged; the original article still in its original package
Definitions (Kaifangcidian)
(沒有對應漢語詞彙)
Examples (Tatoeba—Mandarin-English)
Mandarin
他把那封信原封不动寄回去了。
他把那封信原封不動寄回去了。
tā bǎ nà fēng xìn yuán fēng bù dòng jì huí qu le 。