名词 shutdown:

1. termination of operations

动词 shut down:

1. cease to operate or cause to cease operating

shutv.关闭；合拢；停止adj.关闭的；停止营业的n.关闭Shuten.斜道；急流；瀑布；降落伞v.通过斜槽前进或下降=chute.Shute.n.舒特(姓氏)

shut down procedure停止程序

normal shut-down正常停工,定期检修

shut down onvt.制止(压制；限制)

shut down关闭； （使）停工

shut-down switch停堆按钮

shut-down rod停堆棒

emergency shut-down紧急停堆

furnace shut down停炉

shut-down period停工期