presenter tools演示: demonstrate; show-how; repro ...工具: tool; means; implement; appl ...示范者,演示者: demonstrator使用者工具: user tools开发者工具箱: developer's kit下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:演示者工具,即可在微信中查询翻译