| 单词 | roof rail |
| 释义 | > as lemmasroof rail roof rail n. a rail forming part of or placed upon a roof, esp. of a road vehicle. ΘΚΠ society > travel > means of travel > a conveyance > vehicle > powered vehicle > parts and equipment of motor vehicles > [noun] > frame or chassis > horizontal frame members roof rail1794 rail1904 cross-member1922 sill1959 1794 W. Felton Treat. Carriages I. i. 31 The front roof rail is tenoned in the fore pillars. 1888 Inst. Mech. Engineers: Proc. July 141 When the machine in its forward traverse has arrived at the end of the roof rail W, the pressure is shut off. 1930 Motor Body Building 51 105/1 [Coachwork Nomenclature] Front roof rail, the cross bar joining the front ends of the cant rail. Rear roof rail, the cross bar at the back of the top of the body joining the rear ends of the cant rail. 2001 Navy News Sept. 49/2 A bonus of this muscle is that it can tow a braked trailer such as a caravan or boat weighing up to 2.4 tonnes, and standard roof rails can carry a load of up to 100kg on road. < as lemmas |
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