His calligraphy is bold and vigorous.

他的书法刚劲豪放。

youdao

This calligrapher writes a forceful hand, with bold and vigorous strokes.

这位书法家的书法苍劲有力，入木三分。

youdao

It, no summer uncle's enthusiasm is bold and unrestrained, bold and vigorous;

它，没有夏叔叔的热情奔放，粗犷豪放；

youdao

In 1933, during the darkest days of the Great Depression, Franklin Roosevelt declared that "the only thing we have to fear is fear itself", and offered a "new deal" to the American people, promising a period of bold, vigorous and continuous experimentation, which he hoped would reduce unemployment and get American workers back into jobs.

BBC: A Point of View: Roll up for the inauguration