spark

n.火花，火星 vi.放火花 vt.引发

spadeful, spadework, spaghetti, Spain, spam, span, spangle, spaniel, Spanish, spank, spanking, spanner, spar, spare, spare part, spare tyre, spare-rib, spare...from, sparing, sparingly, sparking-plug (also `spark-plug), sparkle, sparkler, sparkling, sparks, sparring-partner, sparrow, sparrow-hawk, sparse, sparsely, sparsely-populated, spartan, spary, spasm, spasmodic, spasmodically, spastic, spat, spate, spatial,