Put your brain into gear before opening your mouth.

开口之前先动脑。

As Schwarzenegger opens his mouth, his nose muscles flare upwards into a momentary snarl.

当施瓦辛格张嘴的时候，他鼻的肌肉向上扩张呈现出短暂的咆哮状。

" No! " whispered Hermione, grabbing Harrys arm as he opened his mouth furiously.

“！”赫敏见哈利愤怒地张嘴说话，忙抓住他的胳膊小声说。

He opened his mouth and let out a scream.

他张开嘴，发出一声凄厉的喊叫。

Ron opened his mouth in horror.

罗恩恐地张大嘴巴。

Riddle opened his mouth wide and hissed – but Harry understood what he was saying.

里德尔张开嘴巴，发出嘶嘶的声——但是哈利听懂了他说的话。

The businessman opened his mouth, but he found nothing to say in answer.

实业家张口结舌无言以对。

Open your mouth and pronounce the sound loudly.

张开口，大声读这个。

But you never actually open your mouth.

但你最终还是选择了沉默。

As soon as he opened his mouth, everyone burst out laughing.

但他刚一开口说话，人们便哄堂大笑起来。

You open your mouth to ask for a telephone number.

你张开嘴一个电话号码。

All we do is open the mouth in a very relaxed way like this.

我们所做的就是像这样非常放松地张开嘴。

He puts his paw on the mouse's tail and opens his mouth.

他的爪按住了老鼠的尾巴，张开他的大嘴。

And make sure you open your mouth really wide when you say plain, right.

当你说 plain 这个词的时候一定张大嘴巴。

Instead, they must chase down their prey with their mouths open.

恰恰相反，它们在追逐猎物的过程中始终大张着嘴巴。

Open your mouth up wide for that one.

发这个的话，得把嘴巴给张大。

Riddle opened his mouth wide and hissed—but Harry understood what he was saying.

里德尔张开嘴巴，发出嘶嘶的声——但是哈利听懂了他说的话。

Then open your mouth wide, like this, and start brushing!

然后张大嘴巴，像这样，开始刷牙！

The girl was so hungry that she couldn't even open her mouth.

女孩太饿了，连嘴巴都张开了。

He doesn't want to open his mouth, which is fine!

他想开口，没事！