Chess Improvement: Unlimited lessons and training content to systematically improve chess skills. Tactical Training: Massive puzzle challenges to develop calculation and critical thinking abilities. Smart Practice: Unlock all AI opponents and practice real games anytime. 1. Professional Analysis: Unlimited game reviews to quickly identify mistakes and optimize strategies.
规格与计价条件
以来源站点为准- 币种
- USD
- 计价单位
- 每件
- 有效周期
- 12 months
- 席位数
- 1
- 交付方式
- Recharge
对应购买规格总价；非首页月均价，可选售后保障与优惠另计
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 18:33:17 | $35.99 | — | 库存未知 |