All kinds of freight cars, tractor, semi-trailer low flatbed truck etc.

各类货运汽车，牵引车，半挂车，低平板车等各类工程车等。

youdao

Late last month, a gang of thieves stole six tractor-trailer loads of tomatoes and a truck full of cucumbers from Florida growers.

上月晚些时候，一帮窃贼偷走了6牵引拖车的土豆和一满卡车来自佛罗里达种植户的黄瓜。

youdao

"Right now a tractor-trailer load of illegal cigarettes will net the truck driver about $2 million in profit."

VOA: standard.2010.08.11

But another tractor-trailer appeared to hem the truck in to the right lane.

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The multi-part accident involved two school buses, a GMC pick-up truck and a truck-tractor with no trailer.

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There's a tractor-trailer overturned near a tree, and the only upright and functioning truck on this road is driven by men from the local power cooperative.

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