sealer
英
['siːlə(r)]
美
['siːlər]
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n.
密封层；盖印人；检验员；从事海豹狩猎的人或船
Noun:
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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)
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an official who affixes a seal to a document
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用作名词 (n.)
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Remove sealer from axle tube to housing junction, if necessary.
如有必要，拆卸轴管和轴管接头间的密封件。
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