grate的意思是什么？

英汉进出口商品词汇大全
grate
①炉条②篦条筛,固定筛,选矿筛
英汉计算机大词典
grate
n.栅
vt.磨擦

grate
AHD:[gr硉]
D.J.:[greit]
K.K.:[gret]
n.
A framework of parallel or latticed bars for blocking an opening.
炉格栅；筛滤栅由平行或交叉的横木构成的框架，用于封住一个口子
A framework of metal bars used to hold fuel or food in a stove, furnace, or fireplace.
火格子，火床，炉床炉子、取暖炉或壁炉中用于盛燃料或食物的金属条构成的框架
A fireplace.
壁炉；火炉
A perforated iron plate or screen for sieving and grading crushed ore.
篦条筛用于筛选粉碎的矿石并分级的有孔铁板或铁筛
grate
v.tr.
grat.ed; grat.ing; grates;
To equip with a grate.
装格栅，装炉篦子

Middle English
中古英语
fromMedieval Latin gr硉a
源自中世纪拉丁语 gr硉a
alteration ofLatin cr硉is[ wickerwork ]
拉丁语 cr硉is的变化[ 枝编物，柳条制品 ]

grate
AHD:[gr硉]
D.J.:[greit]
K.K.:[gret]
v.
grat.ed; grat.ing; grates;
grate
v.tr.
To reduce to fragments, shreds, or powder by rubbing against