訳が間違ってる 4:36 because they were worried they might not make enough money その事業じゃあ十分稼げないだろうと心配だからです。 前センテンスと合わせて、 I don't know a single person who gave up on starting a business because they were worried they might not make enough money. 十分なお金を稼げないかもと心配して起業をあきらめた人を知りません。