alienate vt. 使疏远,离间,让与alleviate v. 缓和，减轻allocate vt. 分派,分配alternate vt.使交替 a.交替的amalgamate v. 合并，混合ameliorate vt. 改善；缓和amputate v. 切除animate vt. 使有活力，激活；使有生气；激励；促使