You don't need to hide behind your device to share your voice.

你们不需要躲在设备后面来分享你们的声音。

Suddenly the Persian came up behind him and took his arm.

突然那个波斯人从他后面走上来抓住他的手。

We use them as a single expression to describe the noun that comes after.

我们用它们作为一个单独的表达来描述后面的名词。

So we can say the to emphasize the word that follows.

所以我们可以说 the 来强调后面的单词。

Look at the noun after to decide.

看后面的名词来决定。

And that is a stocking stuffed with hair that I've used to create this roll at the back.

这一只长袜，里面塞满了头发，我用它来制作后面的这个卷。

That process is also largely automatic, but you learn those reflexes by spending time behind the wheel, or behind the handlebars.

这个过程在很大程度上也自动的，但你通过花时间在方向盘上或车把后面来学习这些反应的。

She did not draw rein but as she galloped madly toward them, she waved her arm back in the direction from which she had come.

她没有，但一路跑来时向他们挥着手，指着后面她来的那个方向。

He tried to hide his feet by scraping one foot behind the other when he stood up, but that only made it worse.

他试图用一只脚在另一只脚后面摩擦来隐藏他的脚， 但这只会让情况变得更糟。

When the troops reached the banks they found that their arrows had no effect on these boats which had boards at the sides to protect the men behind.

当部队到达岸边时，他们发现他们的箭对这些船不起作用，因为船的两侧都有木板来保护后面的人。

Einstein's equations tell us that the amount of bending depends on the mass of the cluster, so we can, in theory, measure the mass of the cluster by the distortion of objects behind it.

爱因斯坦的方程式告诉我们，弯曲的量取决于星系团的质量，因此，在理论上，我们可以通过它后面物体的变形来测量星系团的质量。

The business community can also help address identity politicsby investing in those communities that have been left behindby globalization and by free-trade agreements like NAFTA.In the United States, it was the working class that disproportionately suffered.

商界还可以通过投资那些被全球化和北美自由贸易协定等自由贸易协定抛在后面的社区来帮助解决身份政治问题。 在美国，工人阶级遭受的损失尤为严重。

So again we need to look to the verb that follows the expression to determine is it has or it is. So in my first example it's a dog, we see a noun there. dog is a noun. it's a dog.

我们再次需要查看表达式后面的动词来确定it has还it is。在我的第一个例子it's a dog中，dog一个名词。