Her sole object in life is to become a travel writer.

她人生的唯一目标就是当游记作家。

《牛津词典》

For it seems as certain as anything can be that no signal-still less any material object-can ever travel faster than light.

看起来非常确定的事情是：没有信号，更不用说物质，可以比光传播的速度快。

youdao

Since x-rays travel at the speed of light, the echo indicates that an object fell into the black hole around 350 years ago.

因为X射线以光速运行，因此反射表明，大约在350光年前，有一个物质落入黑洞。

youdao

Science fiction writer Arthur C.Clarke described an object left on the moon to let aliens know when humans were able to travel in space.

VOA: standard.2010.04.16

He said Amadou was concerned that the International Criminal Court would object to Gadhafi's travel, but the lawyer pointed out that the court currently has no charges outstanding against Saadi Gadhafi.

CNN: Gadhafi's son seeks travel ban waiver, lawyer says