音标中没有明确定义
中文翻译：无声音
同义词：
['无例句：1. The silence was deafening.（沉默令人无法忍受。）2. The room was empty except for the bookshelf.（除了书架，房间是空的。）3. The schwa sound is often used in poetry to create a sense of melancholy or sadness.（空音在诗歌中常用来营造忧郁或悲伤的氛围。）']
例句：
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1. The silence was deafening.
沉默令人无法忍受。
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2. The room was empty except for the bookshelf.
除了书架，房间是空的。
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3. The schwa sound is often used in poetry to create a sense of melancholy or sadness.
空音在诗歌中常用来营造忧郁或悲伤的氛围。