Толковый словарь английского языка Oxford English Reference - along

prep. & adv. --prep. 1 from one end to the other end of (a handkerchief with lace along the edge). 2 on or through any part of the length of (was walking along the road). 3 beside or through the length of (shelves stood along the wall). --adv. 1 onward; into a more advanced state (come along; getting along nicely). 2 at or to a particular place; arriving (I'll be along soon). 3 in company with a person, esp. oneself (bring a book along). 4 beside or through part or the whole length of a thing. Phrases and idioms along with in addition to; together with. Etymology: OE andlang f. WG, rel. to LONG(1)