The nervy feats of the mountaineers were lauded.是什么意思？

The nervy feats of the mountaineers were lauded.

登山者有勇气的壮举受到赞美.

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

nervy

--

例句
Alan was irritable, and very evidently in a nervy state.
艾伦很急躁，很明显他处于紧张不安的状态。

feats

n. 功绩，伟业，技艺( feat的名词复数 )；

例句
He used to astound his friends with feats of physical endurance.
过去，他表现出来的惊人耐力常让朋友们大吃一惊。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

mountaineers

n. 登山者，登山运动员( mountaineer的名词复数 )；

例句
Even among seasoned mountaineers Pinnacle Ridge is considered quite a tough proposition.
即使在经验丰富的登山者中，平纳克尔峰也被认为是很难攀登的。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

lauded

v. 称赞，赞美( laud的过去式和过去分词 )；

例句
He lauded the work of the UN High Commissioner for Refugees...
他高度赞扬了联合国难民事务高级专员的工作。