3 sentences

1. 大连是一座著名的滨海城市。

   Dà​lián shì yī zuò zhù​míng de bīn​hǎi chéng​shì.

   Dalian is a famous coastal city.

   Source: Dong Chinese Dictionary

2. 大连是一座美丽的海滨城市。

   Dà​lián shì yī zuò měi​lì de hǎi​bīn chéng​shì.

   Dalian is a beautiful coastal city.

   Source: Dong Chinese Dictionary

3. 沈大高速公路连接着沈阳和大连。

   Shěn dà gāo​sù gōng​lù lián​jiē zhe Shěn​yáng hé Dà​lián.

   The Shenda Expressway connects Shenyang and Dalian.

   Source: Dong Chinese Dictionary