嘴尖

例句：

1. 1.The little girl has a sharp tongue, always criticizing others.
   这个小女孩说话尖刻，总是批评别人。
2. 2.The scientist's findings were so sharp that they shocked the entire scientific community.
   科学家的发现如此尖锐，以至于震惊了整个科学界。
3. 3.The sharp criticism of his work by his colleagues was unsettling for him.
   他的同事们对他的工作的尖锐批评让他感到不安。