While females have higher density left frontal lobe, and larger volumes in the right frontal lobe.

而女性左额叶密度较高，右额叶体积较大。

For example, Broca's Area is a region of the brain usually in the left frontal lobe that plays a major role in speech production.

例如，布罗卡区是大脑的一个区域，通常位于左额叶，在语音生成中起着主要作用。

When the patient unexpectedly died a few days later, Broca dissected his brain and found a small bit of damage called the lesion on the left frontal lobe.

病人几天之后离奇死亡，布罗卡解剖了他的大脑，发现他的大脑左前部脑叶有轻微破损。

For most people, positive feelings tend to show more activity in the left frontal lobe, while negative ones show up more in the right frontal lobe.

对于大多数人来说，积极的情绪往往在左额叶中表现得更活跃， 而消极的情绪则更多地在右额叶中表现出来。

He was a world-renowned choir director and he suffered viral encephalitis which led to brain damage which destroyed most of his temporal lobes, his hippocampus, and a lot of his left frontal lobe.

他是一位世界著名的合唱团指挥， 他患​​有病毒性脑炎， 导致脑损伤，破坏了他的大部分颞叶、海马体和大部分左额叶。