The Yarra River traverses through Melbourne and is a major landmark of this city. Even tourists will be familiar with the downstream sections of the river as many would take a stroll on its banks in the city or travel on a boat cruise to take in the city views. 雅拉河貫穿墨爾本，是墨市的一大地標，就算是遊客，大多都會曾經沿河漫步甚至坐觀光船欣賞雅拉河下游市區的河景。 This Christmas break, my wife and I tried a relatively new alternative of touring the city section of the river, namely on an electric boat. 這個聖誕假期，我和太太用一個較新穎的方式遊市區段的雅拉河——開電動艇。 The operation of the electric boat was not too complicated, via a tiller to control both the speed and the direction. But with a consistently strong breeze and current the boat needed constant steering every 10 to 30 seconds. I was hoping for a relaxing sailing and looking forward to a pause in a scenic spot, but within a minute the boat drifted from the middle of the water to one of the banks, and with the wind blowing the food over it was a challenging juggle between controlling the boat and finishin...