1
a towboat
可数名词，使用不定冠词表示泛指
A towboat pulled the barge.
一艘拖船拖动了驳船。
拖船；拖轮
先理解核心含义，再看它在真实句子里的用法。
拖船；拖轮
A small, powerful boat used for towing other vessels; a tugboat.
A towboat pulled the barge.
一艘拖船拖动了驳船。
拖船。
A tugboat.
一种用于推动驳船的矮胖强力船只。
A squat powerful boat designed to push barges.
一种专为被拖曳而建造的船只,如运河船。
A vessel constructed for being towed, such as a canal boat.
用于拖曳其他船只的汽船；拖船。
A steamer used for towing other vessels; a tug.
A towboat was waiting near the bridge to help the cargo ship dock.
一艘拖船在桥附近等着帮助货船靠岸。
The captain used a towboat to pull the fishing boat out of the shallow water.
船长用一艘拖船把渔船拖出浅水区。
Several towboats gathered in the harbor before the big storm.
暴风雨来临前，几艘拖船聚集在港口。
可数名词，使用不定冠词表示泛指
A towboat pulled the barge.
一艘拖船拖动了驳船。
定冠词表示特指
The towboat pushed the ship.
那艘拖船推动了轮船。
介词短语，表示方式或工具
Cargo is transported by towboat.
货物通过拖船运输。
Not this
We need to towboat the ship to the dock.
Use this
We need to tow the ship to the dock.
“towboat”是名词，意为“拖船”，不能用作动词。表示“拖”的动作应使用动词“tow”。
Not this
Towboat are used for pushing barges.
Use this
Towboats are used for pushing barges.
“towboat”是可数名词，复数形式为“towboats”。指多艘拖船时需加-s。
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.