airtight

形容词 B2

中文：气密的、密封的、无破绽的、严密的

Impermeable to air or other gases.
Having no weak points or flaws. (figuratively) · We have an airtight argument they won’t be able to punch holes in.· airtight alibi
Highly reserved in some matter, particularly tight-lipped or tight-fisted. (figuratively)
Triply penetrated simultaneously in the vagina, anus and mouth. (figuratively)

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Then Oz painted it on the inside with a coat of thin glue, to make it airtight, after which he announced that the balloon was ready.

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