单词：power rate
power rate的用法和样例：
例句
- The power needed to reach the same SPL as with one subwoofer is less.达到相同声压级所需的功率比仅用一个低音炮所需的功率低。
- We pay a flat rate for electricity each quarter.我们每季度的电费是一样的。
- "A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more.""科幻小说不能简单地看成是供消遣的，而实际上它给读者展示更深刻的内容。"
- Have a lower rate of cognitive loss.丧失认知力的机率降低。
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