声音消除系统通过对人们不希望听到的声音频率进行分析，制造出中和声。

Sound-cancelling works by analysing any unwanted frequencies and then producing counteracting ones.

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除了声音被消除之外，这两个视频是完全相同的。

Except for the silence, the videos were identical.

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除了每次使用过后都会清洗、风干外，这个新一代的空间马桶还有可以消除声音和怪味的特点。

In addition to washing and drying the wearer after each use, the next-generation space toilet will incorporate features that eliminate unwanted sound and odor.

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