Broca's band

例句：

1. 1.The Broca's area is responsible for language processing in the left hemisphere of the brain.
   布罗卡区负责大脑左半球的语言处理。
2. 2. The researchers found that the Broca's area was significantly smaller than expected.
   研究人员发现布罗卡区比预期小得多。
3. 3.The patient had a stroke that affected the Broca's area, resulting in severe speech difficulties.
   患者因中风影响了布罗卡区，导致严重的言语障碍。