adj.隱蔽的；偷偷摸摸的；隱密的

n.掩蔽物；樹叢；覆羽

Some people say this was a covert scheme. 有人說，這是陰謀。

I was only doing my job as a covert agent. 作為一個隱蔽的代理人

He stole a covert glance at her across the table. 他朝桌子對面偷偷地瞥了她一眼。

Every measure, both overt and covert, is being taken against terrorists. 每一種方法，公開的和隱密的，都用來對付敵人。

The deer fled to a covert. 鹿逃入?yún)擦种小?/p>

adv.偷偷摸摸地

覆羽

n.被覆；保護(hù)；掩護(hù)