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Chasing 100M Daily Users, Duolingo Reconsiders Ads, Paying Influencers, and Its Most Expensive Plan

AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.

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CAD/CAM应用
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以UG为核心，贯通机械零件三维建模、工程图、装配与数控加工编程的CAD/CAM实践课程
- XuetangX
- Self-Paced
- Free Online Course
园林植物保护


科学防治园林有害生物，保护园林植物健康生长，巩固园林绿化成果，促进城市生态文明的建设。
- XuetangX
- Self-Paced
- Free Online Course
宠物美容与护理


系统学习犬猫美容与基础护理，涵盖工具操作、卫生护理、造型修剪及宠物美容店管理。
- XuetangX
- Self-Paced
- Free Online Course
园林规划设计


我们是园林设计师，是城市的美容师!让我们一起携起手来美化我们的家园，营造舒适、温馨的人居环境！加油！
- XuetangX
- Self-Paced
- Free Online Course
超声检查技术


超声医学在临床诊疗发挥重要作用。由咸阳职业技术学院推出的《超声检查技术》将带你在超声医学领域中启发思维，掌握技能，以胜任超声技师岗位工作。
- XuetangX
- Self-Paced
- Free Online Course
Python技术应用


通过七个学习项目掌握 Python 基础语法、流程控制、函数、面向对象和文件操作，并练习编写、调试一般程序。
- XuetangX
- Self-Paced
- Free Online Course
网络爬虫


以简单生动的方式，更为全面的是学生了解网络爬虫的基本原理。
- XuetangX
- Self-Paced
- Free Online Course
java程序设计


系统学习Java程序设计，从运行环境配置与基础语法入门，逐步掌握数组、类与对象、继承多态、接口及异常处理。
- XuetangX
- Self-Paced
- Free Online Course
PhotoShop数字图像处理


以 Photoshop 基础操作为起点，通过图像合成、调色、插画与精修项目训练数字图像创作和审美能力。
- XuetangX
- Self-Paced
- Free Online Course
供配电技术


面向工厂供配电岗位，系统训练电力系统参数计算、电气设备与线路装接、继电保护及高压倒闸操作。
- XuetangX
- Self-Paced
- Free Online Course
液压与气动技术


液压与气动技术是机械传动与控制中的一门关键技术，与智能控制技术、计算机控制技术等技术结合越来越紧密，其水平的高低已成为一个国家工业发展水平的标志，并广泛应用于国民经济各个领域。
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- Free Online Course
汽车发动机管理系统故障诊断与维修


强化理实一体教学，岗位情境性与科学性并重，主要培养学生对汽车发动机的维修和诊断思路，目的是使学生能够对汽车总体全面的维修，培养学生的专业能力，为后续专业课程奠定学习兴趣和基础。
- XuetangX
- Self-Paced
- Free Online Course
汽车商务礼仪


面向汽车专业学生，训练汽车商务服务中的仪容仪表、沟通接待、会务面试与售后营销礼仪。
- XuetangX
- Self-Paced
- Free Online Course
游泳


系统学习游泳安全、仰泳与蛙泳技术，并结合救生和心肺复苏掌握水中自救与施救能力
- XuetangX
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乒乓球


以基本技术、战术组合和岗位实践递进训练，培养乒乓球教学组织、裁判操作与基层赛事服务能力。
- XuetangX
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