2 sentences

1. 他在第二次世界大战期间在陆军服役三年。

   tā zài dì'èr​cì​shì​jiè​dà​zhàn qī​jiān zài lù​jūn fú yì sān nián.

   He served in the Army for three years during World War II.

   Source: CCMatrix

2. 我爸爸之前是陆军上尉。

   wǒ bà​ba zhī​qián shì lù​jūn​shàng​wèi.

   My father was a captain in the army.

   Source: OpenSubtitles