今普及されてるワクチンはデルタ株には効かないと言われてるって英語でなんて言うの？

- "It has been said that the vaccine that is being distributed isn't effective against the delta strain." "It has been said that ~" 「〜と言われてる」 "the vaccine that is being distributed" 「今普及されてるワクチンは」 "isn't effective against the delta strain" 「デルタ株には効かない」 "delta strain" 「デルタ株」"delta variant" も使えます。