n.军队；陆军；一大批

The battlefield is full of the army. 军队布满了战场。

He joined the army a year ago. 一年以前，他参军了。

The head of state was deposed by the army. 国家元首被军队废黜了。

The town was pillaged by the invading army. 入侵的军队将该城镇掠夺一空。

What I have said about the army also applies, mutatis mutandis, to the navy. 我谈到的陆军方面,如作适当变动,也适用于海军。

An army of doctors blitzed the disease. 一大批医生跟病害做了闪电式的斗争。

常以army and navy或navy and army（陆军和海军）的形式出现，两种表达方式在英国都被认同，不过有些人更偏向于第二种。

army是集体名词,基本意思是“军队”(尤指陆军),与air force, navy相对。引申可指“一大群”。

army用作主语时,其谓语动词可以是单数形式(强调整体),也可以是复数形式(强调个体)。

an army of意思是“大群,大批”,多接复数名词,但其谓语动词一般为单数形式。