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 for为 ... 作宣传; 替 ... 说好庆; 试图说服别人做某事
pitchdarka.
pitchdownn.俯冲
pitch ore沥青铜矿
pitchpinen.含酯松木
pitch oil冷杉油
pitch arc弧线,相同节距弧
pitch outvi.投出;扔出
Pitchfordn.皮奇福德
pitchovern.火箭垂直上升后(按程序转弯)