Last Updated：2025/11/21
Sentence
技術者は書類を綴じる前に、ページに穴が開いていないかを点検した。
Quizzes for review
The technician inspected the pages for any sign of perforation before binding the documents.
See correct answer
The technician inspected the pages for any sign of perforation before binding the documents.
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Related words
perforation
Noun
countable
uncountable
Japanese Meaning
穿孔：物に穴をあける行為、もしくは穴があいた状態。 / 固体に生じた穴や開口部。 / 医学的には、臓器の穴あき、例えば破裂によって生じる異常な開口部。
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