n.

a barrier consisting of a horizontal bar and supports

同義詞：railing

short for railway

"he traveled by rail"; "he was concerned with rail safety"

a bar or pair of parallel bars of rolled steel making the railway along which railroad cars or other vehicles can roll

同義詞：trackrails

a horizontal bar (usually of wood)

any of numerous widely distributed small wading birds of the family Rallidae having short wings and very long toes for running on soft mud

Clamp for railed surgical tables
Precise positioning of railed truck with massive inertia
Guided Fluidic Self-Assembly of Microtrains Using Railed Microfluidics
Sorting directionally oriented microstructures using railed microfluidics.
Guided and fluidic self-assembly of microstructures using railed microfluidic channels
METHODOLOGY OF TRANSPORT JUNCTION DESIGN BASED ON THE EXCHANGE IN RAILED TRANSPORT
Micro-assembly of a Vascular-like Micro-channel with Railed Micro-robot Team-coordinated Manipulation
Getting back on track, or what to do when apoptosis is de-railed: recoupling oncogenes to the apoptotic machinery
Three-dimensional fluidic self-assembly by axis translation of two-dimensionally fabricated microcomponents in railed microfluidics
Three〥imensional Fluidic Self〢ssembly by Axis Translation of Two〥imensionally Fabricated Microcomponents in Railed Microfluidics