3 sentences

1. 他强压住心中的怒气。

   tā qiǎng yā​zhù xīn​zhōng de nù​qì.

   He suppressed the anger in his heart.

   Source: Dong Chinese Dictionary

2. 就尽情地发泄你的怒气吧。

   jiù jìn​qíng de fā​xiè nǐ de nù​qì ba.

   Go ahead and vent your anger.

   Source: OpenSubtitles

3. 他努力按住心头的怒气，没有当场发作。

   tā nǔ​lì àn zhù xīn​tóu de nù​qì, méi​yǒu dāng​chǎng fā​zuò.

   He tried hard to suppress his anger and didn't explode on the spot.

   Source: Dong Chinese Dictionary