为使救援车辆通行无阻，要保持街道畅通。

Keep streets clear for the passage of emergency vehicles.

youdao

但这一制胜法宝是否全国通行无阻？

But can this be a winning strategy across the nation as a whole?

youdao

他们用计算机控制交通，使车辆通行无阻。

They use computers to keep the traffic running smoothly.

youdao

现在道路通行无阻了。

The way is now smooth.

youdao

没错，我们必须要克服困难，直到上下通行无阻。

Word up, we gotta get over, straight up and down.

youdao

没错，我们必须要克服困难，直到上下通行无阻。

Word up, we gotta get over, straight up and down.

youdao