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The wire is covered with plastic to prevent shock.
电线外侧裹着塑料以免有人触电。
youdao
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Each wire is galvanized and the cable is covered with a protective coating.
每根钢丝进行了镀锌处理，悬索也要涂上防腐层。
youdao
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Each wire is galvanized and the cable is covered with a protective coating.
每根钢丝进行了镀锌处理，悬索也要涂上防腐层。
youdao