semi(от semi-trailer – седельный тягач с полуприцепом Artjaazz); semi-truck(Artjaazz); 18-wheeler(18-колесная Artjaazz); semi truck(In North America, the combination vehicles made up of a powered truck and one or more detachable trailers, are known as semi-tractor-trailers, tractor-trailers, semis, big rigs, semi trucks or eighteen-wheelers. 4uzhoj); big rig(a tractor-trailer combination 4uzhoj)
articulated lorry(In the UK, the term "articulated lorry" refers to the combination of a tractor and a trailer. In the U.S., this is called a semi-trailer truck, "tractor-trailer" or "semi-truck" and would not necessarily be called articulated. wikipedia.org)