美 [pɪtʃ daʊn]
向下俯冲：飞行器或船只向前俯冲或下沉的动作。
首倾，俯冲
船首倾
... pitch down n. 船首倾 pitch down 船首倾 pitch error 节距误差 ...
...几次不一样的线路就能切换到A和B之间了 例如13A-14俱体点+操作NORMAL模式下 控制键--------摇杆 上：下降（PITCH DOWN）---大幅下降 下：这一关中空中堡垒我怎么也打不下来，请问怎么打？最后空中堡垒会飞出攻击范围，我过不去啊？
... pitch damping 俯仰阻尼 pitch down (ward) 下俯 pitch; feathering 顺桨螺距 ...
... Leggings, skirts » 绑腿，裙子 pitch down » 往下拉 oh,it's must be very bored``` » 哦，它也必须是很无聊 ' ' ...
The man lost his balance and pitch down the cliff.
这个人失去平衡，从悬崖上摔下去了。
Attitude: hold correct attitude, approximately 2.5 degrees pitch down for cruise and 5 degrees pitch down for approach.
姿态：保持正确的姿态。巡航时大约低头2.5度；渐近时大约低头5度。
Soriano hit Peavy's first pitch, a 90-mph fastball, down the left-field line.
索里亚诺击中皮威的第一投，这个快球时速90英里，落在了左边线上。
What we've done is taken this pitch and played it all the way down an octave below it so we're actually getting back to this configuration of the pitch right next to it, and we could--then of course we could go down one more step and we would get the octave, which is a duplication of two-to-one.
我们所做的是固定一个音高，向下一路弹奏一个八度,所以事实上我们又回到了与这个固定音高相邻的音上，我们当然也可以向下再弹一组，然后得到这个八度，这其实就是两个八度对一个八度的重复。
聆听音乐课程节选 : 耶鲁公开课
At SXSW, you never know who might share your elevator or literally bump into you as you round a corner, so look your best, have your pitch down, and always carry your product or something to demo.
FORBES: Ten South By Southwest 2013 Lessons To Apply In Business
The starters will need to work efficiently to keep their pitch count down.
The Ag Story is every bit as fat a pitch coming down Broadway for investors as the real estate crash was.