3 sentences

1. 国际法严禁在战争中使用童子军。

   guó​jì​fǎ yán​jìn zài zhàn​zhēng zhōng shǐ​yòng tóng​zǐ​jūn.

   International law strictly prohibits the use of child soldiers in war.

   Source: Dong Chinese Dictionary

2. 他身穿制服，看起来像个神气的童子军。

   tā shēn​chuān zhì​fú, kàn​qǐ​lai xiàng gè shén​qì de tóng​zǐ​jūn.

   Dressed in uniform, he looks like a spirited Boy Scout.

   Source: Dong Chinese Dictionary

3. 童子军每年夏天都会组织露营和野外生存活动。

   Tóng​zǐ​jūn měi nián xià​tiān dōu huì zǔ​zhī lù​yíng hé yě​wài shēng​cún huó​dòng.

   The Boy Scouts organize camping and wilderness survival activities every summer.

   Source: Dong Chinese Dictionary