Super Duolingo+ Family Package Member users can enjoy an ad-free learning environment, avoid interruptions by ads after each class, and concentrate on studying. "Tailored practice" function to correct mistakes in practice After downloading the course, you can study it offline and learn freely anytime and anywhere.
规格与计价条件
以来源站点为准- 币种
- USD
- 计价单位
- 每件
- 使用方式
- 按原站规格说明
- 有效周期
- 12 months
所选规格的总价，非首页折算月均价
公开价格历史
每件 · USD已记录首次公开报价。后续价格变化会在这里显示。
| 观测时间 | 输入 / 商品价 | 输出价 | 库存 |
|---|---|---|---|
| 2026/10/28 18:33:23 | $19.95 | — | 库存未知 |