it was not until a that b 例文
・ | It was not until the invention of personal computers that people in business could work so effectively with a large amount of date. |
パソコンが発明されてはじめて、仕事で大量のデータを効果的に扱えるようになった。 |
・ | It was not until the invention of personal computers that people in business could work so effectively with a large amount of date. |
パソコンが発明されてはじめて、仕事で大量のデータを効果的に扱えるようになった。 |