What does Jack-O-Lantern?

What does Jack-O-Lantern? what does jack-o-lantern look like?what does jack-o-lantern jack-o'-lantern jack-o'-lantern是什么意思 Jack o' Lantern的意思 jack-o-lantern怎么读 jack-o' -lantern什么意思 jack o lantern 中间o是什么意思 南瓜灯为什么叫jack - o` -lantern? Jack-O-lantern是南瓜灯的意思, 万圣节的南瓜灯为什么叫Jack-o-lantern 关于南瓜灯（Jack-o'-lantern）的由来