embouchure

美 [ˌɑːmbʊˈʃʊr]英 [ˌɒmbʊˈʃʊə(r)]

embouchure

noun

置唇法（吹奏管乐器时的口型）
the shape of the mouth when playing a wind instrument

（笛子的）吹孔
the mouthpiece of a flute

noun

the aperture of a wind instrument into which the player blows directly: Synonym: mouthpiece

数据来源：WordNet

1

On Lip Vibration and Embouchure Practice in Trumpet Playing

谈小号的唇振与号嘴练习
2

Depending on your desire to play with this embouchure , you will experience difficulty in playing throat F , and high C.

取决于你对使用这个口型的热切程度，你会经历一段时间难以演奏鼻音F和高音C。
3

These will help you to progress improve technic , tone and of course embouchure , if done dilligently .

如果你正确练习，这些将帮助你提高技巧、音色，当然还有口型。