[ 'mɒdәreitә ]
n. 主席, 会议主持人, 仲裁人
[计] 筛选人
n. any substance used to slow down neutrons in nuclear reactors
n. in the Presbyterian church, the officer who presides over a synod or general assembly
n. someone who presides over a forum or debate
英汉双解字典由 ECDICT 提供