| 单词 | seal |
| 释义 | seal (once / 193 pages) 1nv 2nv A seal can be either the cute mammal at the aquarium balancing a beach ball on its nose, or the fancy stamp on your diploma that acts as an official "seal of approval" from your school. Seal is a tricky word since its meanings are so diverse. One type of seal lives in water, coming ashore to breed, give birth, and nurse their young. The largest type of seal — the elephant seal — can weigh 6,000 pounds! On the other hand, seal can also mean a stamp that may be placed on a document to show that the document is official and authentic. And, if you want to make sure that your document is safe in its envelope, you might need to seal (make tight) the envelope with some tape. WORD FAMILYseal: reseal, sealant, sealed, sealer, sealing, seals, underseal, unseal+/reseal: resealed, resealing, reseals/sealant: sealants/sealed: undersealed/sealer: sealers/sealing: sealings, self-sealing/unseal: unsealed, unsealing, unseals USAGE EXAMPLESThe motion that prompted Monday’s hearing was submitted under seal. New York Times(Jan 02, 2017) The theory is that moisturizers “seal” a baby’s skin against some invader that triggers inflammation. New York Times(Jan 02, 2017) That sealed the outcome of the game and the 2016 season. Washington Times(Jan 01, 2017) 1 1n fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters Syn|Hyper sealing wax fastener, fastening, fixing, holdfast restraint that attaches to something or holds something in place 2n fastener that provides a tight and perfect closure Hypo|Hyper break seal a seal that must be broken when first used and cannot easily be resealed gasketseal consisting of a ring for packing pistons or sealing a pipe joint piston ringseal consisting of a split metal ring that seals the gap between a piston and the cylinder wall washerseal consisting of a flat disk placed to prevent leakage head gasketa gasket to seal a cylinder head lock ring, lock washer, lockringwasher that prevents a nut from loosening O ringa gasket consisting of a flat ring of rubber or plastic; used to seal a joint against high pressure fastener, fastening, fixing, holdfast restraint that attaches to something or holds something in place 3n a finishing coat applied to exclude moisture Hypo|Hyper undercoat, underseal seal consisting of a coating of a tar or rubberlike material on the underside of a motor vehicle to retard corrosion coat, coating a thin layer covering something 4n a device incised to make an impression; used to secure a closing or to authenticate documents Syn|Exp|Hypo|Hyper stamp Great Seal of the United States the seal of the United States government bulla the round leaden seal affixed to a papal bull cacheta seal on a letter great sealthe principal seal of a government, symbolizing authority or sovereignty handstamp, rubber stampa stamp (usually made of rubber) for imprinting a mark or design by hand signeta seal (especially one used to mark documents officially) device any ornamental pattern or design (as in embroidery) 5n a stamp affixed to a document (as to attest to its authenticity or to seal it) the warrant bore the sheriff's seal Hyper impression, stamp a symbol that is the result of printing or engraving 6n an indication of approved or superior status Syn|Hyper cachet, seal of approval accolade, award, honor, honour, laurels a tangible symbol signifying approval or distinction 7v close with or as if with a seal She sealed the letter with hot wax Syn|Ant|Hyper seal off make tight; secure against leakage unseal break the seal of close, fill up fill or stop up 8v affix a seal to seal the letter Hyper affix, stick on attach to 9v make tight; secure against leakage seal the windows Syn|Hypo|Hyper seal off reseal seal again waterproofmake watertight calk, caulkseal with caulking packseal with packing close, shut move so that an opening or passage is obstructed; make shut 10v cover with varnish Syn|Hypo|Hyper varnish shellac, shellack cover with shellac coat, surface put a coat on; cover the surface of; furnish with a surface 11v decide irrevocably 2sealing dooms Hyper decide, determine, make up one's mind reach, make, or come to a decision about something 1n any of numerous marine mammals that come on shore to breed; chiefly of cold regions Hypo|Hyper crab-eating seal, crabeater seal silvery grey Antarctic seal subsisting on crustaceans eared sealpinniped mammal having external ear flaps and hind limbs used for locomotion on land; valued for its soft underfur earless seal, hair seal, true sealany of several seals lacking external ear flaps and having a stiff hairlike coat with hind limbs reduced to swimming flippers fur sealeared seal of the southern hemisphere; the thick soft underfur is the source of sealskin fur sealan eared seal of the northern Pacific sea lionany of several large eared seals of the northern Pacific related to fur seals but lacking their valuable coat Phoca vitulina, common seal, harbor sealsmall spotted seal of coastal waters of the northern hemisphere Pagophilus groenlandicus, harp sealcommon Arctic seal; the young are all white elephant seal, sea elephanteither of two large northern Atlantic earless seals having snouts like trunks Erignathus barbatus, bearded seal, squareflipper square flippermedium-sized greyish to yellow seal with bristles each side of muzzle; of the Arctic Ocean Cystophora cristata, bladdernose, hooded sealmedium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters pinnatiped, pinniped, pinniped mammal aquatic carnivorous mammal having a streamlined body specialized for swimming with limbs modified as flippers 2n the pelt or fur (especially the underfur) of a seal a coat of seal Syn|Hyper sealskin fur, pelt the dressed hairy coat of a mammal 3v hunt seals Hyper hunt, hunt down, run, track down pursue for food or sport (as of wild animals) SEAL (once / 53970 pages) n WORD FAMILY SEAL: SEALS USAGE EXAMPLESZinke spent 23 years as a Navy SEAL, serving in Iraq, Kosovo and elsewhere. Seattle Times(Dec 14, 2016) Ms. Lahren, who recently dated a Navy SEAL, spoke passionately about the hardships of being a soldier and of being related to one. New York Times(Dec 04, 2016) Navy SEAL, is due to be released Tuesday. Washington Times(Nov 28, 2016) n a member of a Naval Special Warfare unit who is trained for unconventional warfare SEAL is an acronym for Sea Air and Land Syn|Hyper Navy SEAL bluejacket, navy man, sailor, sailor boy a serviceman in the navy |
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