Sanan viiteääni merkitys | Babel Free
ˈʋiːteˣˌæːniMääritelmät
reference tone (pure tone corresponding to a known frequency, and produced at a stable sound pressure level, usually by specialized equipment)
CEFR-taso
B2
Ylempi keskitaso
Tämä sana kuuluu CEFR B2 -sanastoon — taso ylempi keskitaso.
Tämä sana kuuluu CEFR B2 -sanastoon — taso ylempi keskitaso.
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