- (British English)
the top part of a cooker where food is cooked in pans; a similar surface that is built into a kitchen unit and is separate from the oven 炉盘；厨房烤炉搁架 
an electric/a gas hob 电炉／煤气炉炉盘 a ceramic hob 陶瓷炉灶 A pan of soup was simmering on the hob. 炉灶上炖着一锅汤。 The wok can be used on both gas or electric hobs. 这种炒菜锅在燃气炉或电炉炉盘上使用均可。
a metal shelf at the side of a fire, used in the past for heating pans, etc. on （旧时放在炉侧用于加热锅等的）火炉搁架，壁炉搁架
Word Originlate 16th cent. (originally referring to a peg or pin used in throwing games): alteration of hub. Sense (2), ‘metal shelf by a fireplace’, dates from the late 17th cent.