YOU SAID:

But there was a problem that had plagued aircraft designers from the very beginning.

INTO JAPANESE

しかし、当初から航空機設計者を悩ませていた問題がありました。

BACK INTO ENGLISH

However, there was a problem that plagued aircraft designers from the beginning.

INTO JAPANESE

しかし、当初から航空機設計者を悩ませていた問題がありました。

BACK INTO ENGLISH

However, there was a problem that plagued aircraft designers from the beginning.