陆战队 (lùzhànduì) means "marine corps," referring to a military branch specialized in amphibious operations. In Chinese, it often appears as 海军陆战队 (navy marine corps) for the full official name.
他的梦想是加入海军陆战队。
tā de mèngxiǎng shì jiārù hǎijūn lùzhànduì.
His dream is to join the Marine Corps.
陆战队的训练非常艰苦,不是每个人都能坚持下来。
lùzhànduì de xùnliàn fēicháng jiānkǔ, bú shì měi ge rén dōu néng jiānchí xiàlái.
Marine Corps training is extremely grueling—not everyone can stick it out.
这部电影讲的是一支陆战队在海外执行任务的故事。
zhè bù diànyǐng jiǎng de shì yì zhī lùzhànduì zài hǎiwài zhíxíng rènwu de gùshi.
This movie is about a Marine unit carrying out a mission overseas.