在那场无聊的讲座中，我能听到邻座在轻声叹气。
During the boring lecture, I could hear my neighbor sighing under his breath.
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under英 /ˈʌndə/|美 /ˈʌndər/
his英 /hɪz/|美 /hɪz/
breath英 /breθ/|美 /brɛθ/
解释
under 表示"在…之下"，这里指声音压得很低、几乎听不见。
his 是第三人称单数物主代词，意思是"他的"，指代前文的 neighbor（邻座）。在固定搭配 under one's breath 中，one's 随主语变化（her / his / their 等）。
breath 指"呼吸、气息"。
under his breath 意思是"压低声音、轻声地"，形容说话或叹气时声音很小，别人几乎听不见。
During the boring lecture, I could hear my neighbor sighing under his breath.
under 表示"在…之下"，这里指声音压得很低、几乎听不见。 his 是第三人称单数物主代词，意思是"他的"，指代前文的 neighbor（邻座）。在固定搭配 under one's breath 中，one's 随主语变化（her / his / their 等）。 breath 指"呼吸、气息"。 under his breath 意思是"压低声音、轻声地"，形容说话或叹气时声音很小，别人几乎听不见。