extension service的反义词
推广服务;
1. 推广服务:explant 外植体 | extension service 推广服务 | extrusion-blowing process 吹压工艺
2. 推广工作.推广机构:推广研究 Extension research | 推广工作.推广机构 Extension service | 推广专家 Extension specialist
3. 服务:explant 外植体 | extension service 服务 | extrusion-blowing process 吹压工艺
4. 推广站:extension service 推广站 | flood prediction service 洪水预报机构 | flood warning service 洪水警报机构,防汛机构
noun
1. an educational opportunity provided by colleges and universities to people who are not enrolled as regular students
Synonym: extensionuniversity extension