wrap

n. 披肩,围巾
v. 覆盖,包围,裹,包
n. 包裹
vt. 包,裹

The plans for the new space mission are still under wraps.

新的太空宇航计划仍未公开。

I wrapped the rug around the sick man's legs to keep him warm.

我用毯子把病人的腿包了起来，让他暖和一点儿。