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Use "spacers" in a sentence
"To keep the ties from pulling through the cardboard, they are often slid through spacers, these little plastic tabs with holes in them that look like beams from a cheap Meccano (tm) set, and the wires are so crimped and tangled that pulling them out through the spacers is nearly impossible."
"She got back to golfing as quickly as she could after her surgery, but post-surgery golf carried a different set of physical demands: After the double mastectomy, she had "spacers" - platelike devices that leave room for eventual implants-and worried about possible injury."
"When air flows in the spaces between the disks, the spacers are arranged in such a way as to provide inward momentum to the air, causing the disks to move."