Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
Danish
English
Finnish
French
German
Greek
Italian
Portuguese
Russian
Spanish
Swedish
Ukrainian
G
o
o
g
l
e
|
Forvo
|
+
quick donning mask
avia.
快戴式面罩
;
快戴式氧气面罩
English thesaurus
quick-donning mask
avia., Canada
An oxygen mask that can be secured on the face of the wearer with one hand within 5 s and that provides an immediate supply of oxygen
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips