It can be floating so like a normal boat would, floating on the surface of the water, driving around in the inner harbor areas.

它可以像普通的船一样漂浮在水面上，在港口内部区行驶。

At the inner harbor, I watched French fishing boats make their way through the drawbridges on their way out to harvest their catch.

在内港，我看到法国渔船穿过吊桥出海捕捞。