pull-tows

例句：

1. 1. The boat was pulled by a tugboat.
   那艘船被一艘拖船拖走了。
2. 2. The tractor is pulling the heavy load.
   拖拉机正在拉重物。
3. 3. The barge was pulled across the river.
   驳船被拖过河了。
4. 4. The raft was pulled out of the lake by a kayaker.
   一只皮划艇手把筏子从湖里拖了出来。
5. 5. The ship was pulled into port by a tugboat.
   这艘船被一艘拖船拖进了港口。