闷住

例句：

1. 1.He stifled his anger by biting his lip.
   他咬紧嘴唇，忍住了愤怒。
2. 2. The child was stifling a sob as he tried to hold back his tears.
   孩子试图忍住眼泪，但无法控制。
3. 3. The fireman had to stifle his cough to prevent the fire from spreading.
   消防员不得不忍住咳嗽，以防止火势蔓延。