电锁是门禁系统常用设备，常用如电插锁（阳极锁），电锁扣（阴极锁）等。
该电锁是服装工业不可缺少的专用设备之一。
This electric drill is a indispensability special equipment at rag trade.
虽然已经有了电动车窗和电锁这样新产品，但雨刷技术却还是一滩平静的死水。
Electric Windows, electric locks, electric trunk catches were the latest gadgets. But wipers were one of the quiet backwaters of automotive technology.
后门带锁吗？这幢房子已经通了电。一切就绪。
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