All by itself. He wasn't anywhere near it. It started all by itself.

车子己发起来的。他并没在汽车旁边。它是己发起来的。

But it's pretty cool all by itself.

但它本就相当酷。

And it drives completely by itself.

且它完全是驶的。

The car responds and starts moving all by itself.

汽车全地回应和发。

Let's listen to the phrase again, by itself.

来单独再听一这个表达。

So, an interjection can stand by itself.

所以，感叹词可以单独使用。

By itself, obsession is not inherently problematic.

就其本，执迷本没有问题。

Treatment It may occasionally resolve by itself.

治疗它有时可能会己消失。

And our relationship would end by itself.

我们的关系就会行结束。

Now, by itself, it's not a lot.

但现在它的产量不高。

Suddenly, the heavy door creaked open, all by itself.

突然，沉重的门吱嘎一声开了。

And that contrast would be startling by itself.

这种对比本就会令人吃惊。

That data is evident by itself.

那个数据本就是明显的。

By itself it wouldn't be visible from Earth.

白矮星的光我们在地球上是看不到的。

It can be set to turn on by itself.

它可以设置为打开。

Let's listen to the phrase again, by itself.

来单独再听一这个表达。

We can just use it by itself as an adverb.

我们可以把它作为副词使用。

We know that spinal cord cannot recover by itself.

“我们知道，脊髓无法行修复。

Behind him, the car engine starts up all by itself.

在他后，汽车的发机竟然己发了起来。

Can you remain tranquil until right action occurs by itself?

孰能安以久，之徐生？