aftersound
n. 余音,回音
词形变化
释义与例句
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1.
A sound that persists or remains audible after its source has ceased to produce it; the perception of such a sound.
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2.
The second, slower phase of decay in the sound made by a piano string when it is struck.
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3.
A weaker sound that immediately follows a more salient one, such as the second, less prominent vowel sound in a falling diphthong.
废旧 语言学1881, Louis Lucien Bonaparte, “The simple sounds of all the living Slavonic languages compared with those of the principal Neo-Latin and Germano-Scandinavian Tongues,” Transactions of the Philological Society, 1880-1881, p. 377, In English I cannot hear the sound of Italian o chiuso, but only that of (o 5) followed by an aftersound, as in home, or without this aftersound, as in more.
词源
From after- + sound.
来源：wiktionary