n.兜帽,头巾,车篷,引擎罩
vt.罩上,覆盖
a coat with a detachable hood
带有活风帽的外套
The hood shadowed her face.
风帽挡住了她的脸。
Why aren't all lenses supplied with a lens hood?
为什么不给所有的镜头都配上遮光罩呢?