翻译:去年暑假我去了大连玩。

如下：

I went to Dalian last summer vacation.

去年暑假我去了大连玩。

Dalian is a beautiful city. Dalian is very close to Beijing. I spent 50 minutes on the plane.

大连是一座美丽的城市，大连离北京很近。我在飞机上花了50分钟。

Dalian is near the sea. I smell the saltiness in the air. The road is clean. There are many trees and flowers near the road. There are many seaside squares and Japanese buildings here.

大连靠近大海。我闻到空气中的咸味。道路很干净。道路附近有很多树和花。这里有许多海滨广场和日本建筑。

There are some fountains on one of the seaside squares. Some people fly kites and take a walk in the Binhai square.

其中一个海滨广场上有一些喷泉。有些人放风筝，在滨海广场散步。

We went to see the beach and the sea. The sea is blue. There are many swimmers in the sea.

我们去看了海滩和大海。大海是蓝色的。海里有许多游泳的人。

I lay on the beach and looked at the sky. Dalian is a very livable place.

我躺在海滩上看天空。大连是一个非常适合居住的地方。

I had a good time.

我过得很愉快。