他们把烙铁和布线的需要，把复杂的电子元件为基本模块如开关、电机、连接器、传感器和蜂鸣器。

They do away with the need for soldering irons and wiring and break down complex electronic components into fundamental blocks such as switches, motors, connectors, sensors and buzzers.

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这种车锁在现有的车锁基础上安装一个微型常闭开关、纽扣电池以及报警蜂鸣器，并通过导线进行电路连接。

Compared with the prior bicycle lock, the utility model is additionally provided with a micro normally closed switch, the button battery and the alarm buzzer which are in line connection by wires.

youdao

这种车锁在现有的车锁基础上安装一个微型常闭开关、纽扣电池以及报警蜂鸣器，并通过导线进行电路连接。

Compared with the prior bicycle lock, the utility model is additionally provided with a micro normally closed switch, the button battery and the alarm buzzer which are in line connection by wires.

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