1．button：n.纽扣; 扣子; (机器的) 按钮; (尤指印有信息的) 徽章;v.扣…的纽扣; 用纽扣扣上;
2．[例句]Ferguson stood up and buttoned his coat.弗格森站起身来，扣上了外套。
3．[其他]第三人称单数：buttons;复数：buttons;现在分词：buttoning;过去式：buttoned;过去分词：buttoned.
