口型 meaning in Chinese

the shape of a mouth when a person is speaking or pronouncing a certain sound

I had tried to get the right pronunciation and had stood in front of a mirror and twisted my mouth until it ached .
我尽量设法把音发准，我还站在镜子面前，扭蹩着嘴练口型，直到把嘴巴都扭疼了。
Lathe spindle noses and back plates . type bayonet
车床主轴头部和支承板.卡口型
Fluid power systems and components - ports - dimensions and design
油口型式和尺寸
Hull structure welding groove type and size
船体结构焊接坡口型式及尺寸
No , you ' re not . you ' re just moving your lips
你只是做口型而已

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