All our winchman are well trained and'skilled'skilful proficient practiced in handling winches.
我們所有絞車手都訓練有素,能熟練操作起貨機.
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I saw your winchman not operating the winch gear gear. He is liable for the accident.
我看見你們的絞車手跳檔操作起貨機. 他要對事故負責.
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