To disfigure the mouth—this is how I would interpret it—to disfigure the mouth has a primary effect in rendering one at least temporarily speechless.

把嘴巴丑化——这就是我所理解的——丑化自己的嘴巴使自己暂时不能说话，它是有十分重要影响的。

youdao

The primary tastes of sour and bitter are near the junction of the soft and hard palates in the roof of the mouth .

酸味和苦味的基本味蕾位于靠近口腔顶部软硬颚的交界处。

youdao

Short and strong mouth, slightly bent downward, cone, Primary and outer ring, with two pale horizontal spot.

嘴短而强健，呈圆锥形，稍向下弯；初级飞羽9 枚，外缘具两道淡色横斑。

youdao

To disfigure the mouth -- this is how I would interpret it -- to disfigure the mouth has a primary effect in rendering one at least temporarily speechless.

把嘴巴丑化--这就是我所理解的-,丑化自己的嘴巴使自己暂时不能说话,它是有十分重要影响的。

耶鲁公开课 - 弥尔顿课程节选

Also, these chains tend to rely, as In-N-Out always has, on word of mouth as their primary form of advertising.

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The skilled communicator never loses sight of the primary objective of the interview: getting the message out of his or her mouth and into the final story.

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