periodical的例句（periodical在句子中的用法）

• He was doing a periodical cleaning of his desk. 他定期清理桌子。
• They have already put out a new periodical. 他们已经出版了一种新的期刊.
• The quarterly magazine is a periodical published every three months. 季刊是每3个月出版一次的期刊.
• Not for circulation: newspaper, periodical, reference book, cyclopaedia , CD - ROM and video cassette recorder. 不提供外借的资料: 报纸 、 杂志 、 工具书 、 百科全书 、 CD -ROM 光盘、录像带.
• ...periodical screening for cancer. 定期进行肿瘤检查
• She made periodical visits to her dentist. 她定期去看牙医。
• ...a monthly periodical. 月刊