YOU SAID:

The body is round. It is not designed for long distance run

INTO JAPANESE

体は丸いです。長距離を走るように設計されていません

BACK INTO ENGLISH

The body is round. Not designed to run long distances

INTO JAPANESE

体は丸いです。長距離を走るように設計されていない

BACK INTO ENGLISH

The body is round. Not designed to run long distances