名词摩擦音
1. spirant的反义词
1. 摩擦音：spirally 成螺旋形 | spirant 摩擦音 | spire 尖顶
2. 摩擦音;氣擦音;擦音：spiralled teaching method 循環教學法 | spirant 摩擦音;氣擦音;擦音 | spirantization (摩)擦音化
noun
1. a continuant consonant produced by breath moving against a narrowing of the vocal tract
Synonym: fricative consonantfricative
adj
1. of speech sounds produced by forcing air through a constricted passage (as `f'', `s'', `z'', or `th'' in both `thin'' and `then'')
Synonym: fricativecontinuantsibilantstrident