How To Use movable barrier In A Sentence
- Greatly miniaturized robots made of hydrogel might someday shimmy across the surfaces of microchips, acting as tiny delivery carts or movable barriers.
- Just the moment before the head of the locomotive rammed that seemingly immovable barrier at the end of the siding there flashed into the air from Tom's annunciator the code word agreed upon announcing a wreck, and the number of the sector on which the electric locomotive was then running. Tom Swift and His Electric Locomotive, or, Two Miles a Minute on the Rails
