n.
fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters
同义词：sealing wax
a device incised to make an impression; used to secure a closing or to authenticate documents
同义词：stamp
the pelt or fur (especially the underfur) of a seal
"a coat of seal"
同义词：sealskin
a member of a Naval Special Warfare unit who is trained for unconventional warfare
同义词：Navy SEAL
a stamp affixed to a document (as to attest to its authenticity or to seal it)
"the warrant bore the sheriff's seal"
an indication of approved or superior status
同义词：cachetseal of approval
a finishing coat applied to exclude moisture
fastener that provides a tight and perfect closure
any of numerous marine mammals that come on shore to breed; chiefly of cold regions
Seals of the world
HERMETIC SEALS FOR LITHIUM-ION BATTERIES
Mass mortality of harbor seals: pneumonia associated with influenza A virus
DISPLAY DEVICE WITH SPACERS AND SEALS AND THE METHOD OF MANUFACTURE THEREOF
Variation in probability of first reproduction of Weddell seals
LED devices incorporating moisture-resistant seals and having ceramic substrates
Feeding ecology of phocid seals and some walrus in the Alaskan and Canadian Arctic as determined by stomach contents and stable isot...
ASSESSMENT OF ARGOS LOCATION ACCURACY FROM SATELLITE TAGS DEPLOYED ON CAPTIVE GRAY SEALS
Stable-isotope ratios of blood components from captive northern fur seals (Callorhinus ursinus) and their diet: applications for stu...
Stable carbon and nitrogen isotopic fractionation between diet and tissues of captive seals: implications for dietary reconstruction...
