Pronounced asymmetry between right and left brain hemispheres is a hallmark of humans, because our cerebrum has become specialized, with the left side more involved in language.
大脑左右半球明显对称是人类的特征，因为我们的大脑已经专门化了，左侧大脑更多地与语言能力相关。
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Figure 3. Case 1. Four-chamber view showing asymmetry of ventricular size that could represent either a small right ventricle or a dilated left ventricle.
图3病例1。四腔心切面显示心室大小不对称，表现为右心室缩小或左心室增大。
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The above results show that the asymmetry of the left and right planum temporale is present since the planum temporale appears, and changes as the fetus develops.