semi-labialized 半圆唇音
non-labialized 非圆唇的
medial labialized spirant 中唇音化摩擦音
labialized vowel 圆唇元音
labialized velar 圆唇舌根音
V to pronounce with articulation involving rounded lips, such as for () before a close back vowel () as in English cool 用唇发音 [phonetics]
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