average speech power

例句：

1. 1. The teacher used the average speech power to explain the concept clearly.
   老师利用平均言语力量清晰地解释了这个概念。
2. 2.The speaker's average speech power was impressive, but his delivery was weak.
   演讲者的言语力量令人印象深刻，但他的表达却很弱。
3. 3. In a study on language learning, researchers found that average speech power is not enough to convey complex ideas effectively.
   在一项关于语言学习的研究中，研究人员发现，平均言语力量不足以有效传达复杂的思想。