An adult can sometimes act as foolish as a little child.

大人有时也会像小孩那样愚蠢行事。

youdao

youdao

Each of us spoke of our initiation, and we established with some surprise that we had all begun our mountaineering careers with an extremely foolish act.

我们每个人都说到了我们加入到登山队的经过，我们都有着惊人的经历，因为我们都以极其愚蠢的行为开始了我们登上的生涯。

youdao

Men did not see his act as foolish or overly-dramatic.

VOA: special.2010.09.16

Each of us spoke of our initiation, and we established with some surprise that we had all begun our mountaineering careers with an extremely foolish act.

NEWYORKER: Bear Meat