4 sentences

1. 这是一次军事行动。

   zhè shì yī cì jūn​shì xíng​dòng.

   This is a military operation.

   Source: OpenSubtitles

2. 这次军事行动被国际社会谴责为侵略行为。

   zhè cì jūn​shì xíng​dòng bèi guó​jì shè​huì qiǎn​zé wéi qīn​lüè xíng​wéi.

   The military action was condemned by the international community as an act of aggression.

   Source: Dong Chinese Dictionary

3. 两国政府同意在边境地区停止一切军事行动。

   liǎng guó zhèng​fǔ tóng​yì zài biān​jìng dì​qū tíng​zhǐ yī​qiè jūn​shì xíng​dòng.

   The governments of both countries have agreed to cease all military operations in the border region.

   Source: Dong Chinese Dictionary

4. 五角大楼今天早晨发布了一份关于军事行动的报告。

   Wǔ​jiǎo Dà​lóu jīn​tiān zǎo​chén fā​bù le yī fèn guān​yú jūn​shì xíng​dòng de bào​gào.

   The Pentagon released a report on military operations this morning.

   Source: Dong Chinese Dictionary