英英释义
Noun- a powerful small boat designed to pull or push larger ships
例句
用作名词(n.)- The tugboat towed the ship out of the harbour.拖船把这艘船拖出海港。
- A tugboat's power is typically stated by its engine's horsepower and its overall Bollard pull.一艘拖船的权力，是典型地说明它的发动机马力和其整体柱拉。
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