7 sentences

1. 他在胸前别了一枚校徽。

   tā zài xiōng qián bié le yī méi xiào​huī.

   He pinned a school badge on his chest.

   Source: Dong Chinese Dictionary

2. 他挺起胸膛大步向前走。

   tā tǐng​qǐ xiōng táng dà​bù xiàng qián zǒu.

   He puffed out his chest and strode forward.

   Source: Dong Chinese Dictionary

3. 他深吸一口气，感觉胸舒服多了。

   tā shēn​xī yī kǒu qì, gǎn​jué xiōng shū​fu duō le.

   He took a deep breath and felt much better in his chest.

   Source: Dong Chinese Dictionary

4. 这位老人的长须一直垂到了胸前。

   zhè wèi lǎo​rén de cháng xū yī​zhí chuí dào le xiōng qián.

   The old man's long beard hung down to his chest.

   Source: Dong Chinese Dictionary

5. 虽然受了委屈，但他胸中并无怨恨。

   suī​rán shòu le wěi​qu, dàn tā xiōng zhōng bìng wú yuàn​hèn.

   Although he was wronged, he held no resentment in his heart.

   Source: Dong Chinese Dictionary

6. 他胸有胜算，对这次竞标志在必得。

   tā xiōng yǒu shèng​suàn, duì zhè cì jìng biāo zhì​zài​bì​dé.

   He is confident in his chance of success and is determined to win this bid.

   Source: Dong Chinese Dictionary

7. 他胸中怀着崇高的理想，投身到祖国建设中。

   tā xiōng zhōng huái zhe chóng​gāo de lǐ​xiǎng, tóu​shēn dào zǔ​guó jiàn​shè zhōng.

   With lofty ideals in his heart, he devoted himself to building the motherland.

   Source: Dong Chinese Dictionary