chair 名词复数:chairs 过去式:chaired 过去分词:chaired 现在进行时:chairing 词形变化: 动词过去式: chaired | 动词过去分词: chaired | 动词现在分词: chairing | 动词第三人称单数: chairs | 词义辨析: 同义: n.椅子 seat bench 同义参见: stool spokesman administrator