cloak

/kloʊk/

anything that covers or conceals

中文释义：斗篷；遮盖物

The spy wore a dark cloak to conceal his identity.

间谍穿着一件黑色斗篷来隐藏身份。

The forest was under a cloak of mist early in the morning.

清晨，森林笼罩在一层薄雾之下。