词汇	throw a pitch
释义	throw a pitch 投球
随便看	super-fine comminution superfine comminution technology Superfine communication technique superfine composite superfine composite particle superfine continuous glass fiber Superfine copper powders Superfine Count Yarn super fine count yarn superfine course superfine crush super fine crushed grading product superfine crushing super fine crushing super-fine crushing super fine crushing technique superfine crushing technology Superfine Crystalline WC-Co Cemented Carbide superfine Cu super fine definition type intensifying screen Super-fine denier fiber superfine developer superfine drawing superfine drilling superfine drillingsuperfine boring