The shots echo through a forest of twisted holly trees, zigzagging up through the ravines to the granite peaks, as if searching for a reply. But there is no response, only the wind.

枪声枝桠环绕的冬青林中回荡，飘过山谷，盘旋在花岗岩的上空，好像在寻求一个答复，但他听到的只有风的呼啸。

youdao

Statement 6 chains two commands with the or operator: the second command (echo) executes only if the first command fails.

语句6用or操作符连接两个命令：第二个命令(echo)只在第一个命令失败的情况下执行。

youdao

The subjects were not only able to tell which objects matched which echo pattern, but the brain tracking revealed the visual cortex activity when the subjects heard the echoed clicks.

这些受试者不仅可以清楚地分辨哪一种物体对应哪一种回声，而且大脑活动跟踪发现当他们听见这些回声时，大脑的视觉皮质会有活动。

youdao

In other words, each half of the country lives within its own echo chamber, only consuming what it wants to hear.

FORBES: What Unites Us?

So, I thought to echo that, the only way to present this is in Jim's own words.

BBC: Jim Mortram's Small Town Inertia

It is possible that the Obama administration is an ideological echo chamber in which only certain positions are permitted.

CENTERFORSECURITYPOLICY: An ally no more