Pitchon皮琼
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 setting节距置位
pitch and pay付现金;即时付款
pitch of tone音调高度,音调
pitch contourn.音高升降曲线
pitchy lumber多树脂的木材
pitching rule投球规则
pitch control节距调节,行距控制,音调控制,节距控制
Pitch channel俯仰回路
pitch a bitchvt.抱怨;发牢骚;表示不满(粗鲁语)