小声抱怨

例句：

1. 1. The coffeewas bitter and strong.
   咖啡很苦且强烈。
2. 2. Her words were bitter, but shemeant well.
   她的话很刻薄，但她是好意。
3. 3. The medicine tastedbitter, but it helped with my headache.
   药尝起来很苦，但对我的头痛有帮助。