会話トレ Drill: 製造業 Manufacturing
緩衝材 (かんしょうざい)
cushioning
a cushioning
shock-absorbing properties
緩衝性
球体 (kyuutai)
sphere
a sphere
標準品, 規格品
standard product
a standard product
a cushioning
shock-absorbing properties
緩衝性
a sphere
a standard product
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