几百万把刻着恋人首字母的同心锁去年因安全原因被从巴黎的艺术桥桥头拆下。

Millions of the padlocks that couples emblazon with their initials and attach to the Pont des Arts were removed last year for safety reasons.

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又只见平桥衰柳锁寒烟。

And look at the water bridge masked by willow smoke.

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双回转机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率驱动电路，由计算机并行口经过锁存器构成脉冲分配器。

To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.

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