壮举

Cycling around France at the age of 75 is no mean feat.

以75岁高龄骑自车环法真是一个壮举。

The successful ditching of the stricken aircraft in the Hudson River, without a single loss of life among the 155 people on board, was an extraordinary feat of airmanship.

被击中机成功迫降到哈德森河里，机155无一丧，这是一项术非凡壮举。