They hold a shape in the mouth.

嘴巴形成一个形状。

That night he hit Wallis in the mouth.

那天晚上，他扇了沃利斯一记耳光。

Consonant sounds involve a narrowing in the mouth.

发辅音需要将口型变窄。

Poor Mary. She's been terribly down in the mouth lately.

可怜的Mary 最近老是愁眉苦脸的。

And finally start arranging the fangs in the mouth.

终于开始安排在嘴里的獠牙。

A cavity is caused by bacteria in the mouth.

蛀牙是由口腔中的细菌引起的。

I remember taking some shots in the mouth, yeah.

我记得嘴里喝了不少。

The tongue is also a bit higher in the mouth.

舌头在嘴里的位置也有点高。

And we laughed over it. Hemingway punched me in the mouth.

为此我们笑了起来，海明威照着我嘴巴就是一拳。

We laughed over it and Hemingway punched me in the mouth.

为此我们笑了起来，海明威照着我嘴巴就是一拳。

He also didn't look a gift horse in the mouth.

他也没有对礼物挑三拣四。

The tongue of the frog lies in the mouth pointing backwards.

青蛙的舌头蜷缩在嘴巴里, 朝向后方。

In contrast, vowel sounds involve very little narrowing in the mouth.

相反，发元音时口型一般不会变窄。

English men tell it when they're feeling down in the mouth.

英国人在情绪低落时就会说这句话。

I only eat foods now which spend very little time in the mouth.

现在我吃东西的时候，在嘴里停留时间很短。

I guessed he wanted me to learn instead of jabbering away in the mouth.

富爸爸坐在那儿沉默不语，我猜他希望我认真地听而不是说一些无聊的话。

The answer to that question is found in the mouth of another T. Rex.

问题的答案便是另一只霸王龙的利齿。

Snus is a wet tobacco powder placed in the mouth next to the teeth.

鼻烟是一种湿的烟草粉末，放在嘴里靠近牙齿的地方。

She's been that down in the mouth since the death of poor Mr Pamuk.

她一直垂头丧气的。

This sound is a bit higher and it's placed more forward in the mouth.

这个音要更高，而且在嘴巴的位置更靠前。