But the amount of hearing loss might differ by as much as 30 dB between people who had the toughest ears and those with the most tender ones — a huge variation.

但是，人与人之间听力丧失的程度不同，那些耳朵比较强健的人与耳朵与较柔嫩的人相比，差异可达30分贝。

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In this case, we must first accept 14 dB of overall loss below the zero.

在这种情况下，我们先必须接受在零点频率以下的频段全面损失14dB。

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The propagation loss in the waveguide of this device is about 7 dB/cm. The factors causing the crosstalk and the loss in this device were analyzed.

文中最后分析了导致器件中串音和损耗的各因素，并提出了可能的改进方法。

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