1.
pressurizing window
密封封口(电缆), 气密口
2.
The information is sent in a sealed envelope.
信息用封口的信封寄出。
3.
a self - sealing envelope.
（不用胶水）封口的信封
4.
an adhesive envelope
封口涂有胶水的信封
5.
The ( flap of the ) envelope was unstuck.
信封（的封口）没粘住.
6.
sealing compound
电缆膏； 封口膏， 密封剂， 油灰， 腻子； 电瓶封口填料； 密封接合物
7.
Please seal your evaluation in an envelope, sign across the seal.
请将你的评估封左信封内，并夸过腊印封口签名。
8.
The information is send in a sealed envelope.
信息是放在一个封口信封里发走的。
9.
closing machine, industrial, for bottles, cans and other containers
工业用封口机,用于封瓶,及其他容器
10.
To seal or fasten together with a disk of adhesive material.
用干胶纸封用一片粘着物封口或粘住
11.
fasten(the cover,flap,etc of sth)with glue,paste,etc
（用胶水、浆糊等）粘住（封套、信封口等）
12.
A small disk of adhesive material used as a seal for papers.
封缄纸用于信件封口的小片粘着物
13.
cask-filling, closing, sealing or labeling cachine
用于桶装填、封口、密封或贴标签的机器
14.
stick down(the flap of)an envelope
粘住信封（的口盖）.
15.
an ice-bound ship, harbour
冰封的船、 港口.
16.
tuck the flap of an envelope in
把信封的口盖摺进信封里.
17.
I licked the flap of the envelope and sealed it
我舔了舔信封盖口,把它封好
18.
I lick the flap of the envelope and sealed it.
我舔了舔信封盖口,把它封好。