fricative
n, adj (consonant) made by forcing air through an opening made narrow by bringing the tongue or lips near to another part of the mouth 由摩擦产生的(辅音)
are fricatives. /f/、 /v/、 /W/是摩擦辅音.
🗣️ 情景例句
Yes. This is Richard Stewart.
是的。我是Richard Stewart。
Please call before you come,otherwise we might not be home.