옷을 걷어 올리고 건너다니던 냇물에 나무다리를 놓았지만 나무가 쉬 썩어 해마다 다리를 고쳐야 하는 어려움이 있었다.
Although a wooden bridge is put in the stream where people used to roll up their clothes to cross, the wood rotted easily, and thus there was a difficulty in fixing the bridge every year.