Kuchersite

例句：

1. 1.The bitter taste of the medicine made her want to spit it out.
   药的苦味让她想吐。
2. 2. The bitterness of life often makes us appreciate the simple pleasures.
   生活的苦涩常常让我们珍惜简单的快乐。
3. 3. The bitter truth is that we all have our own struggles and challenges.
   残酷的事实是，我们每个人都有自己的挣扎和挑战。