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coupler head /ˈkʌplə ˈhɛd/ n

中文：连接头

中文 · 连接头Español · cabeza de empalmeFrançais · tête d’attelage
Meaning：Linking device between the tool and the draft link.
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Found in these illustrated scenes（4）

Plowing machinery Diesel-electric locomotive Diesel locomotive Tractor rear view

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