what is the different between self-driving travel and road trip? what is the different between self-driving travel and road trip? Do they carry the same meaning? If a native English speaker want to express the word like self-driving, what will they say? Thank you.O(∩_∩)O

What does it mean? What does this sentence mean? Do I haunt your hours the way you haunt mine? This sentence is from the movie called Oblivion. The context is as follow: Earth, after the war. Three years have passed since I saw your face. I wonder if I come to you at night, in dreams. In the day, as memories. Do I haunt your hours the way you haunted mine? And I wonder if you see me when you look at her. If we have souls, they are made of the love we share. Undimmed by time. Unbound by death. For three years, I searched for the house he built. I knew it had to be out there. Because I know him. I am him. I am Jack Harper. And I am home.

be us against the world?? What do " be us against the world" stand for? We keep all our promises, be us against the world Thank you for your posts and comments.

What's the meaning of "is not making up much ground" ? What's the meaning of "is not making up much ground" ? Facebook is the fourth most popular social network in Russia and is not making up much ground Thank you .

highlight traffic？what does it stand for? What does hightlight traffic in this sentence?Does it mean the rush hours of the traffic? Alternative visualization to highlight traffic