短语词组短语contactless payment 免触支付;式付款;式付费Contactless Chip 非接触式芯片contactless relay [电]无触点继电器;不接触继电器contactless contactor 接触器开关contactless selsyn [电]无触点自同步机contactless charging 无接触充电Entirely contactless 完全非接触 返回 contactless