raiser是什么意思？

raiser

例句

• The three-race series will be a curtain-raiser to the Monaco Grand Prix in May. 这3场系列赛将为5月份的摩纳哥大奖赛拉开序幕。
• Ah, icebox raiser. It's empty, how do you like that? 啊, 在冰箱顺手牵羊的家伙. 现在它空了, 你觉得 怎样 ?
• Such a discontinuity or stress raiser causes a local increase of stress. 此类的不连续性或应力集中源会引起应力的局部增加.
• He'd been a real hell-raiser as a young buck. 他年轻时是个十足的捣蛋鬼。