オンエア の意味 | Babel Free
定義
being on the air, being transmitted by a broadcast station (not necessarily live)
CEFRレベル
B1
中級
この単語はCEFR B1語彙に含まれます——中級レベル。
この単語はCEFR B1語彙に含まれます——中級レベル。
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