| 单词 | sealer |
| 释义 | sealer (once / 14610 pages) n WORD FAMILY sealer: sealers+/reseal: resealed, resealing, reseals/seal: reseal, sealant, sealed, sealer, sealing, seals, underseal, unseal/sealant: sealants/sealed: undersealed/sealing: sealings, self-sealing/unseal: unsealed, unsealing, unseals USAGE EXAMPLESPenetrating sealers, which sink in, help guard against stains. Washington Post(Nov 11, 2016) These sealers contain microscopic particles that fill the tiny voids in the brick that allow water to enter. Washington Post(Sep 06, 2016) The glass ionomer alternative to resin based sealer works in part because it is a deposit of fluoride directly on the tooth. New York Times(Sep 19, 2016) 1n a kind of sealing material that is used to form a hard coating on a porous surface (as a coat of paint or varnish used to size a surface) Syn|Hypo|Hyper sealant caulk, caulking a waterproof filler and sealant that is used in building and repair to make watertight sealing material any substance used to seal joints or fill cracks in a porous surface 2n an official who affixes a seal to a document Hyper functionary, official a worker who holds or is invested with an office |
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