壮举

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

以75岁高龄骑自行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.

被击中的飞机成功迫降到哈德森河里，机上的155人无一人丧，这是一项飞行技术的非凡壮举。