1.
I broke the seal and read.
我撕开封口，开始念信。
2.
Please seal mouth of bag timely after opening ,avoiding damp.
开封后请及时封闭袋口，以防受潮。
3.
The cultural history of Kaifeng can be traced back to the earliest days of Chinese civilization.
开封的文化源远流长。
4.
The goods will be carried by lorry to Kaifeng.
货物将用卡车运往开封。
5.
opening machine for letters for office use
办公用信件开封机器
6.
Kaifeng Xinghua Fine Chemical Factory
开封市兴化精细化工厂
7.
Yu'Wang'Tai or Yu the Great's Terrace is situated to the southeast of the city.
禹王台，在开封市郊东南。
8.
The envelope' s seal was torn open.
信封封缄被撕开了。
9.
He opened the cover in which the message was enclosed.
他把密封那份电报的封套拆开。
10.
The flap of the envelope has come unstuck
这信封的口没粘牢，开了。
11.
The cover of the parcel won't tear.
这包裹的封皮撕不开。
12.
An Open Letter on Translating
谈翻译的一封公开信
13.
I ripped the letter open.
我将这封信撕开了。
14.
Cut Straps First and Remove Top
先切断封带，再打开顶部
15.
steam open an envelope.
用蒸汽把信封口嘘开.
16.
down-facing packer cup
开口朝下的封隔皮碗
17.
Ougon no Taiyo (Golden Sun)
黄金的太阳-开启的封印
18.
open a box, parcel, envelope, etc
打开箱子、 包裹、 信封等