any of various nonmetallic minerals (calcite or feldspar) that are light in color and transparent or translucent and cleavable
a stout rounded pole of wood or metal used to support rigging
making the motions of attack and defense with the fists and arms; a part of training for a boxer
furnish with spars
fight with spurs;
"the gamecocks were sparring"
"They were sparring all night"
- They always spar over trivial matters.
- spar for time 争取时间