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
pitching vein急倾斜矿脉
pitch-faced凿毛的面
pitch into sb猛烈攻击某人
pitching axis俯仰轴
pitch of roof屋顶坡度
pitching seam倾斜层
pitch of turn匝距
pitch-meter投掷力计
pitch of worm蜗杆节距
pitch surface齿节面