pitchyadj.沥青的;涂沥青的;沥青似的;漆黑的
pitchn.球场;程度;音调;推销;投掷;街头商贩摊位;沥青;树脂;松脂v.投;颠簸;搭帐篷;定调;推销;用沥青覆盖
pitch trimmer调螺距器
pitch of beat拍频音调
pitch damping纵摇阻尼,纵摇衰减
pitched paper防潮纸,柏油纸
pitch content沥青比例
pitch percent节距系数
pitched truss披顶屋架
pitch-blackadj.漆黑的;极黑的
pitched stone斜琢边石