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杰克和插头必须匹配。
Both jack and plug must match.
youdao
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一块基石插头是匹配的插头，通常连接到电缆或软线的结束。
A keystone plug is the matching male connector, usually attached to the end of a cable or cord.
youdao
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一块基石插头是匹配的插头，通常连接到电缆或软线的结束。
A keystone plug is the matching male connector, usually attached to the end of a cable or cord.
youdao