A grating of iron or wooden bars or slats, suspended in the gateway of a fortified place and lowered to block passage.
格子吊闸由铁条、木条或其板条组成的闸门，悬于一城堡的入口处，可降下而堵住入口通道
Gales uprooted trees and whipped the slats off roofs.
大风把树木连根拔起，并掀掉了屋顶的石板瓦。
The oil paintings are backed up with slats.
这些油画是用细木条做背衬的。
