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trac·tor-trail·er
 tractor-trailer
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- pronunciation:
- traek
t
 r
treI
lr
- features:
- Word Combinations (noun)
| part of speech: |
noun |
| definition: |
a very large truck that consists of a cab where the driver sits and a trailer or semitrailer attached to it. Tractor-trailers are used to transport goods over long distances.
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