(Islam) a design in the shape of niche in a Muslim prayer rug; during worship the niche must be pointed toward Mecca(Islam) a niche in the wall of a mosque that indicates the direction of Mecca
英汉双解大词典
mihrab/ˈmiːræb, -rəb/
1.
N（名词）
the niche in a mosque showing the direction of Mecca 米哈拉布; 指清真寺指示麦加方向的壁龛 [Islam]