3600 Sentences in 36 Units Quiz Listen to Stories

1 (wiktionary) 3 (glosbe) 3 (naver) 11



KOREAN 3.0KorEngWordtypeEtym.GbVieSpan
☆ 무효 INVALIDITY Noun 无效 无效，作废 vô hiệu INVALIDEZ, INEFICACIA


HSK 3.0Big5GbPinEng