3 sentences

1. 哈萨克斯坦是世界第九大国。

   hā​sà​kè​sī​tǎn shì shì​jiè dì jiǔ dà​guó.

   Kazakhstan is the 9th largest country in the world.

   Source: CCMatrix

2. 罗马是第一个统治整个地中海的大国。

   luó​mǎ shì dì yī ge tǒng​zhì zhěng​gè dì​zhōng​hǎi de dà​guó.

   Rome was the first great power to dominate the entire Mediterranean.

   Source: CCMatrix

3. 在20世纪上半叶，英国和法国是当时的大国。

   zài20 shì​jì shàng​bàn​yè, yīng​guó hé fǎ​guó shì dāng​shí de dà​guó.

   In the first half of the 20th century, Britain and France were the great powers of the day.

   Source: CCMatrix