(in the Roman Catholic Church) a towel or basin used for the ritual washing of the celebrant's hands at the offertory of the Mass (罗马天主教)(神父弥撒捐献时用)洗手毛巾,洗手盆 ■[mass noun]ritual washing of this type 洗手礼 ■(dated)a washbasin (旧)脸盆 [ˈlavəbəʊ] ■a monastery washing trough 修道院洗槽
语源
mid 18th cent.: from Latin, literally I will wash', in Lavabo inter innocentes manus meas 'I will wash my hands in innocence' (Ps. 26:6), which was recited at the washing of hands in the Roman rite