| 释义 |
seal.ant5si:7lEntn(A) sealant is a substance painted onto a surface to make it waterproof or to stop other liquids from going into it, or put in the space between two materials for the same reason.密封剂The stone floor was painted with (a) sealant to stop damp rising up into the room. [C/U]石头地板上涂上了密封剂，以防止潮湿蔓延到房间里。
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