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bead wire /ˈbiːd ˈwaɪə/ n

中文：胎圈钢丝

中文 · 胎圈钢丝Español · alambre del rebordeFrançais · tringle
Meaning：Coil of steel wire reinforcing a tire’s bead.
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Found in these illustrated scenes（1）

Steel-belted radial tire

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