[C/U]an area of water where ships stop, including the buildings around it. A harbour is the same thing but smaller and is intended for smallerboats港;港口
At dusk they docked at the port of Monaco. 黄昏的时候他们在摩纳哥港靠岸。
in port:
We'll have to spend 10 days in port for repairs. 我们得花10天时间靠岸整修。