それというのも

それというのも

〔その理由というのが〕 The reason is that…; It is because….

●夕べ彼女が突然訪ねてきてね. それというのもご主人が 3 日前に蒸発したらしいんだ. Yesterday evening she suddenly called at our house. It was because her husband, she said, had disappeared three days before.

・今回のモデルチェンジは失敗に終わった. それというのもきちんと市場調査ができていなかったからだ. The latest change of models flopped. The reason is that we hadn't been able to do enough market research.