a tree一棵树aart.一(个)；每一(个)；任一(个)n.英语字母表的第一个字母；学业成绩得优者；表示“最好”的符号A convict still at large仍在逃的罪犯a hospital administrator医院管理人员A face seamed with scars有伤疤的面孔A blotter absorbs ink.吸墨纸吸收墨水。A Scottish Highlander.n.邦妮a leakage of information消息的泄漏a bracelet made of opals蛋白石手镯A thumbnail biography.一份简历A cool breeze is blowing凉风习习a good eye for distances能望到远处的好眼力