壮そう挙きょ

noun

ambitious undertaking; heroic enterprise; grand scheme

Refers to a large-scale, daring, or noble project or endeavor, often with a sense of admiration.

• 彼かれのアフリカ横おう断だんはまさに壮そう挙きょだった。

  His crossing of Africa was truly a heroic undertaking.

• この宇う宙ちゅう開かい発はつ計けい画かくは人じん類るいの壮そう挙きょと言いえる。

  This space development project can be called a grand scheme of humankind.