求翻译：今年的暑假我们全家要去海边。我知道那是一个好地方，我们可以嬉戏，可以吃到美味的海鲜，可以睡在沙滩上。但是我们不能污染环境。希望旅途愉快！是什么意思？

This year's summer vacation our family to go to the seaside. I know it is a good place, we can play, you can eat delicious seafood, you can sleep on the beach. But we cannot pollute the environment. Want to have a good trip!