And we make about two to four eye movements a second.

我们每秒大约会进行两到四次眼球运动。

The four eyes above the two guns were greedy, longing for an excuse to kill him.

两枪上方的四只眼珠子贪婪， 渴望找个借口杀了他。

They called him four eyes, because he wore eyeglasses. They stopped laughing when they found he could do the hard work of a cowboy as well as any of them.

他们叫他" 四眼" ，因为他戴着眼镜。当他们发现他能像他们一样做牛仔的艰苦工作时，他们不再笑了。