Last Updated：2025/11/22
Sentence
施工業者は、遊び場の安全性と耐久性を確保するために、耐久性のある表面材を選んだ。
Quizzes for review
The contractors selected a durable surfacing for the playground to ensure safety and longevity.
See correct answer
The contractors selected a durable surfacing for the playground to ensure safety and longevity.
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