误I travelled in a ship.
正I travelled on a ship.
析on a ship表示“乘船旅行”, in a ship表示“在船上”。
他打算坐船去——他不喜欢坐飞机。误He's going by a ship—he doesn't like flying.
正He's going by ship—he doesn't like flying.
析by ship表示“乘船”, ship前不用冠词。
他们登上一艘豪华的邮船环球旅行去了。误They went on a world-cruise in a luxury boat.
正They went on a world-cruise in a luxury ship〔liner〕.
“胜利女神”号是属于某石油巨头的一艘私人船。误The “Victory” is a private boat belonging to an oil tycoon.
正The “Victory” is a private ship belonging to an oil tycoon.
析ship指大型的商船或游轮,而boat指小船。
这船很大,正在去上海的途中。误The ship, who is a big one, is on her way to Shanghai.
正The ship, which is a big one, is on her way to Shanghai.
析ship可用which指代,不可用who或whom指代。