Correct
启封
/ qǐfēng /
Strokes
Definition
to open sth that has been sealed
Example
As a Verb
unseal; remove/break the seal; take off the seal
1
Dāngzhòng
当众
qǐfēng
启封
remove the seal in public
As a Verb
open an envelope, a wrapper, etc
2
Cǐ
此
hán
函
wèijīng
未经
yǔnxǔ
允许
bùdé
不得
qǐfēng
启封
。
This letter is not to be opened without authorization.
3
Bāoguǒ
包裹
yǐ
已
bèi
被
qǐfēng
启封
。
The seals of the packet have been broken.